FDA FAERS Adverse Event Reports

111000
Total Reports
60668
Serious Reports
108
Reporter Countries
Clear
25957231 Type 1
Non-Serious
ZEPBOUND
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/17/2026
Primary Source Country
US
Occurrence Country
--
Reporter Country
US
Reporter Qualification
Consumer
Literature Reference
--
Company Number
--
Authority Number
783605
Sender Organization
FDA-CTU
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
3
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
--
Patient Age Group
--
Patient Sex
--
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Therapeutic response changed (v28.1) --

Drugs (1)

ZEPBOUND (TIRZEPATIDE) Suspect
Route: -- | Dosage: -- | Form: -- | Indication: -- | Action: --
Auth#: -- | Batch#: unknown | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa56683", "safetyreportid": "25957231", "authoritynumb": "783605", "companynumb": null, "duplicate": null, "fulfillexpeditecriteria": 3, "occurcountry": null, "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": null, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Therapeutic response changed", "reactionoutcome": null } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "ZEPBOUND", "drugauthorizationnumb": null, "drugbatchnumb": "unknown", "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": null, "drugdosageform": null, "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "TIRZEPATIDE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "FDA-CTU" }, "serious": 2, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-17T00:00:00", "transmissiondateformat": "102" }
25957230 Type 1
Non-Serious
AMITRIPTYLINE
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/18/2026
Primary Source Country
US
Occurrence Country
--
Reporter Country
US
Reporter Qualification
Consumer
Literature Reference
--
Company Number
--
Authority Number
783612
Sender Organization
FDA-CTU
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
3
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
--
Patient Age Group
--
Patient Sex
--
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Treatment failure (v28.1) --

Drugs (1)

AMITRIPTYLINE (AMITRIPTYLINE) Suspect
Route: -- | Dosage: -- | Form: -- | Indication: -- | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa56684", "safetyreportid": "25957230", "authoritynumb": "783612", "companynumb": null, "duplicate": null, "fulfillexpeditecriteria": 3, "occurcountry": null, "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": null, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Treatment failure", "reactionoutcome": null } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "AMITRIPTYLINE", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": null, "drugdosageform": null, "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "AMITRIPTYLINE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "FDA-CTU" }, "serious": 2, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-18T00:00:00", "transmissiondateformat": "102" }
25957220 Type 1
Serious
IXIFI, IXIFI, IXIFI (+3 more)
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/17/2026
Primary Source Country
CA
Occurrence Country
CA
Reporter Country
CA
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
CA-PFIZER INC-202500061833
Authority Number
--
Sender Organization
PFIZER
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
61.0 yr
Patient Age Group
--
Patient Sex
Female
Patient Weight
86.0 kg

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (7)

Pneumonia (v28.1) Recovered w/ Sequelae
Chronic obstructive pulmonary disease (v28.1) Recovered w/ Sequelae
Lower respiratory tract infection (v28.1) Unknown
Skin irritation (v28.1) Unknown
Skin discharge (v28.1) Unknown
Off label use (v28.1) Unknown
Off label use (v28.1) Unknown

Drugs (6)

IXIFI (INFLIXIMAB-QBTX) Suspect
Route: 042 | Dosage: 600 MG, EVERY 6 WEEKS | Form: Powder for solution for infusion | Indication: Psoriatic arthropathy | Action: Dose Not Changed
Auth#: 761072 | Batch#: LM9677 | Structured Dosage: 600.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 06/16/2025 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
IXIFI (INFLIXIMAB-QBTX) Suspect
Route: 042 | Dosage: 600 MG, EVERY 6 WEEKS | Form: Powder for solution for infusion | Indication: -- | Action: Dose Not Changed
Auth#: 761072 | Batch#: LJ7264 | Structured Dosage: 600.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 09/18/2025 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
IXIFI (INFLIXIMAB-QBTX) Suspect
Route: -- | Dosage: 600 MG, EVERY 6 WEEKS, (600 MG, EVERY 6 WEEKS) | Form: Powder for solution for infusion | Indication: -- | Action: Dose Not Changed
Auth#: 761072 | Batch#: -- | Structured Dosage: 600.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 10/20/2025 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
CELEBREX (CELECOXIB) Concomitant
Route: -- | Dosage: UNK | Form: -- | Indication: -- | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
METHOTREXATE (METHOTREXATE) Concomitant
Route: -- | Dosage: UNK | Form: -- | Indication: -- | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
HYDROXYCHLOROQUINE (HYDROXYCHLOROQUINE) Concomitant
Route: -- | Dosage: UNK | Form: -- | Indication: -- | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20250101

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa56681", "safetyreportid": "25957220", "authoritynumb": null, "companynumb": "CA-PFIZER INC-202500061833", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "CA", "patient": { "patientonsetage": 61.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": 86.0, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pneumonia", "reactionoutcome": 4 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Chronic obstructive pulmonary disease", "reactionoutcome": 4 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Lower respiratory tract infection", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Skin irritation", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Skin discharge", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Off label use", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Off label use", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "IXIFI", "drugauthorizationnumb": "761072", "drugbatchnumb": "LM9677", "drugstructuredosagenumb": 600.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "600 MG, EVERY 6 WEEKS", "drugdosageform": "Powder for solution for infusion", "drugadministrationroute": "042", "drugindication": "Psoriatic arthropathy", "drugstartdateformat": "102", "drugstartdate": "2025-06-16T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 4, "activesubstance": { "activesubstancename": "INFLIXIMAB-QBTX" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "IXIFI", "drugauthorizationnumb": "761072", "drugbatchnumb": "LJ7264", "drugstructuredosagenumb": 600.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "600 MG, EVERY 6 WEEKS", "drugdosageform": "Powder for solution for infusion", "drugadministrationroute": "042", "drugindication": null, "drugstartdateformat": "102", "drugstartdate": "2025-09-18T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 4, "activesubstance": { "activesubstancename": "INFLIXIMAB-QBTX" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "IXIFI", "drugauthorizationnumb": "761072", "drugbatchnumb": null, "drugstructuredosagenumb": 600.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "600 MG, EVERY 6 WEEKS, (600 MG, EVERY 6 WEEKS)", "drugdosageform": "Powder for solution for infusion", "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": "102", "drugstartdate": "2025-10-20T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 4, "activesubstance": { "activesubstancename": "INFLIXIMAB-QBTX" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "CELEBREX", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": null, "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "CELECOXIB" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "METHOTREXATE", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": null, "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "METHOTREXATE" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "HYDROXYCHLOROQUINE", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": null, "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "HYDROXYCHLOROQUINE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250101" }, "primarysource": { "reportercountry": "CA", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "CA", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 1, "seriousnesslifethreatening": 2, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-17T00:00:00", "transmissiondateformat": "102" }
25957221 Type 1
Serious
ZYVOX, ZYVOX, ZYVOX
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/18/2026
Primary Source Country
CN
Occurrence Country
CN
Reporter Country
CN
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
CN-PFIZER INC-PV202500124763
Authority Number
--
Sender Organization
PFIZER
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
1
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
73.0 yr
Patient Age Group
--
Patient Sex
Female
Patient Weight
56.0 kg

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (2)

Nausea (v28.1) Unknown
Decreased appetite (v28.1) Unknown

Drugs (3)

ZYVOX (LINEZOLID) Suspect
Route: 041 | Dosage: 0.6 G, 2X/DAY | Form: Solution for infusion | Indication: Hypertension | Action: Withdrawn
Auth#: 21131 | Batch#: 24K25U24 | Structured Dosage: 0.6 (unit: 002) | Separate Dosage#: 2.0 | Interval: 1.0 day | Cumulative: 6.0 (unit: 002)
Start: 10/11/2025 | End: 10/15/2025 | Duration: 5.0 day | Rechallenge: -- | Additional: --
Recurrences: --
ZYVOX (LINEZOLID) Suspect
Route: -- | Dosage: -- | Form: Solution for infusion | Indication: Femur fracture | Action: Withdrawn
Auth#: 21131 | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: 6.0 (unit: 002)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
ZYVOX (LINEZOLID) Suspect
Route: -- | Dosage: -- | Form: Solution for infusion | Indication: Anti-infective therapy | Action: Withdrawn
Auth#: 21131 | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: 6.0 (unit: 002)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20251001

Report Duplicates (1)

National Center for Adverse Drug Reaction Monitori: 3205081023871202500871

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa5667f", "safetyreportid": "25957221", "authoritynumb": null, "companynumb": "CN-PFIZER INC-PV202500124763", "duplicate": 1, "fulfillexpeditecriteria": 1, "occurcountry": "CN", "patient": { "patientonsetage": 73.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": 56.0, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Nausea", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Decreased appetite", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "ZYVOX", "drugauthorizationnumb": "21131", "drugbatchnumb": "24K25U24", "drugstructuredosagenumb": 0.6, "drugstructuredosageunit": "002", "drugseparatedosagenumb": 2.0, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 804, "drugcumulativedosagenumb": 6.0, "drugcumulativedosageunit": "002", "drugdosagetext": "0.6 G, 2X/DAY", "drugdosageform": "Solution for infusion", "drugadministrationroute": "041", "drugindication": "Hypertension", "drugstartdateformat": "102", "drugstartdate": "2025-10-11T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-10-15T00:00:00", "drugtreatmentduration": 5.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "LINEZOLID" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "ZYVOX", "drugauthorizationnumb": "21131", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": 6.0, "drugcumulativedosageunit": "002", "drugdosagetext": null, "drugdosageform": "Solution for infusion", "drugadministrationroute": null, "drugindication": "Femur fracture", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "LINEZOLID" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "ZYVOX", "drugauthorizationnumb": "21131", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": 6.0, "drugcumulativedosageunit": "002", "drugdosagetext": null, "drugdosageform": "Solution for infusion", "drugadministrationroute": null, "drugindication": "Anti-infective therapy", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "LINEZOLID" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20251001" }, "primarysource": { "reportercountry": "CN", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "CN", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [ { "duplicatesource": "National Center for Adverse Drug Reaction Monitori", "duplicatenumb": "3205081023871202500871" } ], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 1, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-18T00:00:00", "transmissiondateformat": "102" }
25957219 Type 1
Non-Serious
MACITENTAN\TADALAFIL
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/17/2026
Primary Source Country
US
Occurrence Country
--
Reporter Country
US
Reporter Qualification
--
Literature Reference
--
Company Number
--
Authority Number
783610
Sender Organization
FDA-CTU
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
3
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
--
Patient Age Group
--
Patient Sex
--
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (2)

Syncope (v28.1) --
Oxygen saturation decreased (v28.1) --

Drugs (1)

MACITENTAN\TADALAFIL (MACITENTAN\TADALAFIL) Suspect
Route: -- | Dosage: -- | Form: -- | Indication: -- | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa5667a", "safetyreportid": "25957219", "authoritynumb": "783610", "companynumb": null, "duplicate": null, "fulfillexpeditecriteria": 3, "occurcountry": null, "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": null, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Syncope", "reactionoutcome": null }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Oxygen saturation decreased", "reactionoutcome": null } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "MACITENTAN\\TADALAFIL", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": null, "drugdosageform": null, "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "MACITENTAN\\TADALAFIL" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": null, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "FDA-CTU" }, "serious": 2, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-17T00:00:00", "transmissiondateformat": "102" }
25957216 Type 1
Serious
LORLATINIB, LORLATINIB, LORLATINIB
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/18/2026
Primary Source Country
EU
Occurrence Country
EU
Reporter Country
EU
Reporter Qualification
Physician
Literature Reference
--
Company Number
EU-PFIZER INC-PV202500124979
Authority Number
--
Sender Organization
PFIZER
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
--
Patient Age Group
--
Patient Sex
--
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (3)

Pericarditis (v28.1) Unknown
Polyneuropathy (v28.1) Unknown
Pleurisy (v28.1) Unknown

Drugs (3)

LORLATINIB (LORLATINIB) Suspect
Route: -- | Dosage: UNK | Form: Film-coated tablet | Indication: Lung neoplasm malignant | Action: Dose Reduced
Auth#: 210868 | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
LORLATINIB (LORLATINIB) Suspect
Route: -- | Dosage: 75 MG | Form: Film-coated tablet | Indication: -- | Action: Dose Reduced
Auth#: 210868 | Batch#: -- | Structured Dosage: 75.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --
LORLATINIB (LORLATINIB) Suspect
Route: -- | Dosage: 50 MG | Form: Film-coated tablet | Indication: -- | Action: Dose Reduced
Auth#: 210868 | Batch#: -- | Structured Dosage: 50.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa5667b", "safetyreportid": "25957216", "authoritynumb": null, "companynumb": "EU-PFIZER INC-PV202500124979", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "EU", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": null, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pericarditis", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Polyneuropathy", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pleurisy", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "LORLATINIB", "drugauthorizationnumb": "210868", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": "Film-coated tablet", "drugadministrationroute": null, "drugindication": "Lung neoplasm malignant", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 2, "activesubstance": { "activesubstancename": "LORLATINIB" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "LORLATINIB", "drugauthorizationnumb": "210868", "drugbatchnumb": null, "drugstructuredosagenumb": 75.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "75 MG", "drugdosageform": "Film-coated tablet", "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 2, "activesubstance": { "activesubstancename": "LORLATINIB" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "LORLATINIB", "drugauthorizationnumb": "210868", "drugbatchnumb": null, "drugstructuredosagenumb": 50.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "50 MG", "drugdosageform": "Film-coated tablet", "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 2, "activesubstance": { "activesubstancename": "LORLATINIB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "EU", "qualification": 1, "literaturereference": null }, "primarysourcecountry": "EU", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-18T00:00:00", "transmissiondateformat": "102" }
25957223 Type 1
Serious
LORBRENA
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/18/2026
Primary Source Country
BR
Occurrence Country
BR
Reporter Country
BR
Reporter Qualification
Consumer
Literature Reference
--
Company Number
BR-PFIZER INC-PV202500124549
Authority Number
--
Sender Organization
PFIZER
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
80.0 yr
Patient Age Group
--
Patient Sex
Male
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Thrombosis (v28.1) Unknown

Drugs (1)

LORBRENA (LORLATINIB) Suspect
Route: -- | Dosage: UNK | Form: Film-coated tablet | Indication: -- | Action: Unknown
Auth#: 210868 | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 08/15/2025 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa5667c", "safetyreportid": "25957223", "authoritynumb": null, "companynumb": "BR-PFIZER INC-PV202500124549", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "BR", "patient": { "patientonsetage": 80.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Thrombosis", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "LORBRENA", "drugauthorizationnumb": "210868", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": "Film-coated tablet", "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": "102", "drugstartdate": "2025-08-15T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "LORLATINIB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "BR", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "BR", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-18T00:00:00", "transmissiondateformat": "102" }
25957215 Type 1
Serious
TRASTUZUMAB, PACLITAXEL, ONDANSETRON (+2 more)
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/17/2026
Primary Source Country
EU
Occurrence Country
EU
Reporter Country
EU
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
--
Authority Number
EU-AFSSAPS-CN2025001098
Sender Organization
PFIZER
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
1
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
59.0 yr
Patient Age Group
--
Patient Sex
Female
Patient Weight
69.0 kg

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Type I hypersensitivity (v28.1) Recovered

Drugs (5)

TRASTUZUMAB (TRASTUZUMAB) Suspect
Route: 042 | Dosage: 420 MG | Form: -- | Indication: Breast cancer | Action: Unknown
Auth#: 761081 | Batch#: -- | Structured Dosage: 420.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 09/29/2025 | End: 09/29/2025 | Duration: 1.0 day | Rechallenge: -- | Additional: Unknown
Recurrences: --
PACLITAXEL (PACLITAXEL) Suspect
Route: 042 | Dosage: 138 MG, CYCLIC (6 MG/ML, SOLUTION TO BE DILUTED FOR INFUSION) | Form: -- | Indication: Breast cancer | Action: Withdrawn
Auth#: -- | Batch#: -- | Structured Dosage: 138.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 09/29/2025 | End: 09/29/2025 | Duration: 1.0 day | Rechallenge: -- | Additional: Yes
Recurrences: --
ONDANSETRON (ONDANSETRON) Concomitant
Route: 048 | Dosage: UNK | Form: -- | Indication: Chemotherapy side effect prophylaxis | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 09/29/2025 | End: 09/29/2025 | Duration: 1.0 day | Rechallenge: -- | Additional: --
Recurrences: --
PREDNISOLONE SODIUM METAZOATE (PREDNISOLONE SODIUM METAZOATE) Concomitant
Route: 048 | Dosage: 60 MG | Form: -- | Indication: Chemotherapy side effect prophylaxis | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: 60.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 09/29/2025 | End: 09/29/2025 | Duration: 1.0 day | Rechallenge: -- | Additional: --
Recurrences: --
DEXCHLORPHENIRAMINE MALEATE (DEXCHLORPHENIRAMINE MALEATE) Concomitant
Route: 042 | Dosage: 5 MG | Form: -- | Indication: Chemotherapy side effect prophylaxis | Action: --
Auth#: -- | Batch#: -- | Structured Dosage: 5.0 (unit: 003) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: 09/29/2025 | End: 09/29/2025 | Duration: 1.0 day | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20250929

Report Duplicates (1)

AFSSAPS: EU-AFSSAPS-CN2025001098

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa56679", "safetyreportid": "25957215", "authoritynumb": "EU-AFSSAPS-CN2025001098", "companynumb": null, "duplicate": 1, "fulfillexpeditecriteria": 1, "occurcountry": "EU", "patient": { "patientonsetage": 59.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": 69.0, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Type I hypersensitivity", "reactionoutcome": 1 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "TRASTUZUMAB", "drugauthorizationnumb": "761081", "drugbatchnumb": null, "drugstructuredosagenumb": 420.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "420 MG", "drugdosageform": null, "drugadministrationroute": "042", "drugindication": "Breast cancer", "drugstartdateformat": "102", "drugstartdate": "2025-09-29T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-09-29T00:00:00", "drugtreatmentduration": 1.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "TRASTUZUMAB" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "PACLITAXEL", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 138.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "138 MG, CYCLIC (6 MG/ML, SOLUTION TO BE DILUTED FOR INFUSION)", "drugdosageform": null, "drugadministrationroute": "042", "drugindication": "Breast cancer", "drugstartdateformat": "102", "drugstartdate": "2025-09-29T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-09-29T00:00:00", "drugtreatmentduration": 1.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": 1, "actiondrug": 1, "activesubstance": { "activesubstancename": "PACLITAXEL" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "ONDANSETRON", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": null, "drugadministrationroute": "048", "drugindication": "Chemotherapy side effect prophylaxis", "drugstartdateformat": "102", "drugstartdate": "2025-09-29T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-09-29T00:00:00", "drugtreatmentduration": 1.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "ONDANSETRON" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "PREDNISOLONE SODIUM METAZOATE", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 60.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "60 MG", "drugdosageform": null, "drugadministrationroute": "048", "drugindication": "Chemotherapy side effect prophylaxis", "drugstartdateformat": "102", "drugstartdate": "2025-09-29T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-09-29T00:00:00", "drugtreatmentduration": 1.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "PREDNISOLONE SODIUM METAZOATE" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "DEXCHLORPHENIRAMINE MALEATE", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 5.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "5 MG", "drugdosageform": null, "drugadministrationroute": "042", "drugindication": "Chemotherapy side effect prophylaxis", "drugstartdateformat": "102", "drugstartdate": "2025-09-29T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-09-29T00:00:00", "drugtreatmentduration": 1.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "DEXCHLORPHENIRAMINE MALEATE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250929" }, "primarysource": { "reportercountry": "EU", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "EU", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [ { "duplicatesource": "AFSSAPS", "duplicatenumb": "EU-AFSSAPS-CN2025001098" } ], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 1, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-17T00:00:00", "transmissiondateformat": "102" }
25957222 Type 1
Serious
DACOMITINIB
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/18/2026
Primary Source Country
CN
Occurrence Country
CN
Reporter Country
CN
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
CN-PFIZER INC-PV202500124139
Authority Number
--
Sender Organization
PFIZER
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
1
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
71.0 yr
Patient Age Group
--
Patient Sex
Male
Patient Weight
45.0 kg

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (7)

Drug eruption (v28.1) Unknown
Pruritus (v28.1) Unknown
Erythema (v28.1) Unknown
Palmar erythema (v28.1) Unknown
Skin erosion (v28.1) Unknown
Effusion (v28.1) Unknown
Scab (v28.1) Unknown

Drugs (1)

DACOMITINIB (DACOMITINIB) Suspect
Route: 048 | Dosage: 15.000 MG, 1X/DAY | Form: Tablet | Indication: Lung neoplasm malignant | Action: Withdrawn
Auth#: 211288 | Batch#: -- | Structured Dosage: 15.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 1.0 day | Cumulative: 2655.0 (unit: 003)
Start: 04/17/2025 | End: 10/10/2025 | Duration: 177.0 day | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20250101

Report Duplicates (1)

National Center for Adverse Drug Reaction Monitori: 3505021027230202502357

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa5667e", "safetyreportid": "25957222", "authoritynumb": null, "companynumb": "CN-PFIZER INC-PV202500124139", "duplicate": 1, "fulfillexpeditecriteria": 1, "occurcountry": "CN", "patient": { "patientonsetage": 71.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": 45.0, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Drug eruption", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pruritus", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Erythema", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Palmar erythema", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Skin erosion", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Effusion", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Scab", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DACOMITINIB", "drugauthorizationnumb": "211288", "drugbatchnumb": null, "drugstructuredosagenumb": 15.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 804, "drugcumulativedosagenumb": 2655.0, "drugcumulativedosageunit": "003", "drugdosagetext": "15.000 MG, 1X/DAY", "drugdosageform": "Tablet", "drugadministrationroute": "048", "drugindication": "Lung neoplasm malignant", "drugstartdateformat": "102", "drugstartdate": "2025-04-17T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-10-10T00:00:00", "drugtreatmentduration": 177.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "DACOMITINIB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250101" }, "primarysource": { "reportercountry": "CN", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "CN", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [ { "duplicatesource": "National Center for Adverse Drug Reaction Monitori", "duplicatenumb": "3505021027230202502357" } ], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-18T00:00:00", "transmissiondateformat": "102" }
25957225 Type 1
Serious
LORBRENA
Report Version
1
Receive Date
10/24/2025
Receipt Date
10/24/2025
Transmission Date
01/17/2026
Primary Source Country
CN
Occurrence Country
CN
Reporter Country
CN
Reporter Qualification
Consumer
Literature Reference
--
Company Number
CN-PFIZER INC-PV202500124392
Authority Number
--
Sender Organization
PFIZER
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
--
Patient Age Group
Adult
Patient Sex
Male
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Metastases to liver (v28.1) Unknown

Drugs (1)

LORBRENA (LORLATINIB) Suspect
Route: 048 | Dosage: 100 MG, 1X/DAY | Form: -- | Indication: -- | Action: Withdrawn
Auth#: 210868 | Batch#: -- | Structured Dosage: 100.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 1.0 day | Cumulative: -- (unit: --)
Start: 08/31/2024 | End: 10/04/2025 | Duration: 400.0 day | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4359f3b3830196fa5667d", "safetyreportid": "25957225", "authoritynumb": null, "companynumb": "CN-PFIZER INC-PV202500124392", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "CN", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": 5, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Metastases to liver", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "LORBRENA", "drugauthorizationnumb": "210868", "drugbatchnumb": null, "drugstructuredosagenumb": 100.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 804, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "100 MG, 1X/DAY", "drugdosageform": null, "drugadministrationroute": "048", "drugindication": null, "drugstartdateformat": "102", "drugstartdate": "2024-08-31T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-10-04T00:00:00", "drugtreatmentduration": 400.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "LORLATINIB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "CN", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "CN", "quarter": "2025Q4", "receiptdate": "2025-10-24T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-24T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-17T00:00:00", "transmissiondateformat": "102" }