FDA FAERS Adverse Event Reports

111000
Total Reports
60668
Serious Reports
108
Reporter Countries
Clear
25935395 Type 1
Serious
CIMZIA
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/18/2026
Primary Source Country
US
Occurrence Country
--
Reporter Country
US
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
US-UCBSA-2025064514
Authority Number
--
Sender Organization
UCB
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
Yes
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
28.0 yr
Patient Age Group
--
Patient Sex
--
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Rheumatoid arthritis (v28.1) Unknown

Drugs (1)

CIMZIA (CERTOLIZUMAB PEGOL) Suspect
Route: -- | Dosage: 400 MILLIGRAM, EV 4 WEEKS | Form: Solution for injection in pre-filled syringe | Indication: Rheumatoid arthritis | Action: Dose Not Changed
Auth#: 125160 | Batch#: -- | Structured Dosage: 400.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 4.0 wk | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: Unknown | Additional: --
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b3c", "safetyreportid": "25935395", "authoritynumb": null, "companynumb": "US-UCBSA-2025064514", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": null, "patient": { "patientonsetage": 28.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": null, "patientsex": null, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Rheumatoid arthritis", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "CIMZIA", "drugauthorizationnumb": "125160", "drugbatchnumb": null, "drugstructuredosagenumb": 400.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 4.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "400 MILLIGRAM, EV 4 WEEKS", "drugdosageform": "Solution for injection in pre-filled syringe", "drugadministrationroute": null, "drugindication": "Rheumatoid arthritis", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": 3, "drugadditional": null, "actiondrug": 4, "activesubstance": { "activesubstancename": "CERTOLIZUMAB PEGOL" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "UCB" }, "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" }
25935390 Type 1
Non-Serious
DUPIXENT, DUPIXENT
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/19/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
US-SA-2025SA308955
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
74.0 yr
Patient Age Group
Elderly
Patient Sex
Female
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Pruritus (v28.1) Not Recovered

Drugs (2)

DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 600 MG, 1X | Form: Solution for injection | Indication: Eczema | Action: Unknown
Auth#: 761055 | Batch#: -- | Structured Dosage: 600.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: -- -- | Cumulative: -- (unit: --)
Start: 09/11/2025 | End: 09/11/2025 | Duration: 24.0 hr | Rechallenge: -- | Additional: Unknown
Recurrences: --
DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 300 MG, QOW | Form: Solution for injection | Indication: -- | Action: Unknown
Auth#: 761055 | Batch#: -- | Structured Dosage: 300.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 2.0 wk | Cumulative: -- (unit: --)
Start: 09/25/2025 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20250901

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b3a", "safetyreportid": "25935390", "authoritynumb": null, "companynumb": "US-SA-2025SA308955", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 74.0, "patientonsetageunit": 801, "patientagegroup": 6, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pruritus", "reactionoutcome": 3 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 600.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "600 MG, 1X", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Eczema", "drugstartdateformat": "102", "drugstartdate": "2025-09-11T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-09-11T00:00:00", "drugtreatmentduration": 24.0, "drugtreatmentdurationunit": 805, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 300.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 2.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "300 MG, QOW", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": null, "drugstartdateformat": "102", "drugstartdate": "2025-09-25T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250901" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "serious": 2, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-19T00:00:00", "transmissiondateformat": "102" }
25935392 Type 1
Non-Serious
MULTAQ, MULTAQ
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/17/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Consumer
Literature Reference
--
Company Number
US-SA-2025SA309096
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
40.0 yr
Patient Age Group
Adult
Patient Sex
--
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Off label use (v28.1) Unknown

Drugs (2)

MULTAQ (DRONEDARONE) Suspect
Route: 048 | Dosage: 400 MG, BID | Form: Film-coated tablet | Indication: Arthralgia | Action: Unknown
Auth#: 022425 | Batch#: -- | Structured Dosage: 400.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 12.0 hr | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --
MULTAQ (DRONEDARONE) Suspect
Route: -- | Dosage: -- | Form: Film-coated tablet | Indication: Musculoskeletal disorder | Action: Unknown
Auth#: 022425 | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b39", "safetyreportid": "25935392", "authoritynumb": null, "companynumb": "US-SA-2025SA309096", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 40.0, "patientonsetageunit": 801, "patientagegroup": 5, "patientweight": null, "patientsex": null, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Off label use", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "MULTAQ", "drugauthorizationnumb": "022425", "drugbatchnumb": null, "drugstructuredosagenumb": 400.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 12.0, "drugintervaldosagedefinition": 805, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "400 MG, BID", "drugdosageform": "Film-coated tablet", "drugadministrationroute": "048", "drugindication": "Arthralgia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DRONEDARONE" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "MULTAQ", "drugauthorizationnumb": "022425", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": null, "drugdosageform": "Film-coated tablet", "drugadministrationroute": null, "drugindication": "Musculoskeletal disorder", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DRONEDARONE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "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" }
25935387 Type 1
Non-Serious
DUPIXENT, DUPIXENT
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/17/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
US-SA-2025SA309074
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
40.0 yr
Patient Age Group
Adult
Patient Sex
Female
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (2)

Peripheral swelling (v28.1) Unknown
Inappropriate schedule of product administration (v28.1) Unknown

Drugs (2)

DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 600 MG, 1X | Form: Solution for injection | Indication: Dermatitis atopic | Action: Not Applicable
Auth#: 761055 | Batch#: -- | Structured Dosage: 600.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: -- -- | Cumulative: -- (unit: --)
Start: 10/01/2024 | End: 10/01/2024 | Duration: 24.0 hr | Rechallenge: -- | Additional: 4
Recurrences: --
DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 300 MG, QOW | Form: Solution for injection | Indication: -- | Action: Not Applicable
Auth#: 761055 | Batch#: -- | Structured Dosage: 300.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 2.0 wk | Cumulative: -- (unit: --)
Start: 10/01/2024 | End: 09/11/2025 | Duration: -- -- | Rechallenge: -- | Additional: 4
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20250101

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b38", "safetyreportid": "25935387", "authoritynumb": null, "companynumb": "US-SA-2025SA309074", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 40.0, "patientonsetageunit": 801, "patientagegroup": 5, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Peripheral swelling", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Inappropriate schedule of product administration", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 600.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "600 MG, 1X", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Dermatitis atopic", "drugstartdateformat": "102", "drugstartdate": "2024-10-01T00:00:00", "drugenddateformat": "102", "drugenddate": "2024-10-01T00:00:00", "drugtreatmentduration": 24.0, "drugtreatmentdurationunit": 805, "drugrecurreadministration": null, "drugadditional": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 300.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 2.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "300 MG, QOW", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": null, "drugstartdateformat": "610", "drugstartdate": "2024-10-01T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-09-11T00:00:00", "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250101" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "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" }
25935388 Type 1
Non-Serious
DUPIXENT
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/18/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Physician
Literature Reference
--
Company Number
US-SANOFI-02690268
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
1
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
--
Patient Age Group
--
Patient Sex
Female
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Eczema (v28.1) Unknown

Drugs (1)

DUPIXENT (DUPILUMAB) Suspect
Route: -- | Dosage: UNK | Form: Solution for injection | Indication: Dermatitis atopic | Action: Unknown
Auth#: 761055 | Batch#: -- | Structured Dosage: -- (unit: --) | Separate Dosage#: -- | Interval: -- -- | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

--

Report Duplicates (1)

SANOFI: US-SANOFI-02690268

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b36", "safetyreportid": "25935388", "authoritynumb": null, "companynumb": "US-SANOFI-02690268", "duplicate": 1, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Eczema", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": "Solution for injection", "drugadministrationroute": null, "drugindication": "Dermatitis atopic", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 1, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [ { "duplicatesource": "SANOFI", "duplicatenumb": "US-SANOFI-02690268" } ], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "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" }
25935389 Type 1
Non-Serious
DUPIXENT
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/18/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
US-SANOFI-02688966
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
1
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
25.0 yr
Patient Age Group
Adult
Patient Sex
Female
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Injection site haemorrhage (v28.1) Unknown

Drugs (1)

DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 300 MG, QW | Form: Solution for injection | Indication: Eosinophilic oesophagitis | Action: Unknown
Auth#: 761055 | Batch#: 5F675A | Structured Dosage: 300.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 1.0 wk | Cumulative: -- (unit: --)
Start: 06/07/2025 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20251014

Report Duplicates (2)

SANOFI: US-SANOFI-02690242
SANOFI: US-SANOFI-02688966

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b34", "safetyreportid": "25935389", "authoritynumb": null, "companynumb": "US-SANOFI-02688966", "duplicate": 1, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 25.0, "patientonsetageunit": 801, "patientagegroup": 5, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Injection site haemorrhage", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": "5F675A", "drugstructuredosagenumb": 300.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "300 MG, QW", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Eosinophilic oesophagitis", "drugstartdateformat": "102", "drugstartdate": "2025-06-07T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20251014" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [ { "duplicatesource": "SANOFI", "duplicatenumb": "US-SANOFI-02690242" }, { "duplicatesource": "SANOFI", "duplicatenumb": "US-SANOFI-02688966" } ], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "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" }
25935391 Type 1
Non-Serious
MULTAQ
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/18/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Consumer
Literature Reference
--
Company Number
US-SA-2025SA309143
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
65.0 yr
Patient Age Group
Elderly
Patient Sex
Male
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Off label use (v28.1) Unknown

Drugs (1)

MULTAQ (DRONEDARONE) Suspect
Route: 048 | Dosage: 1 DF, BID | Form: Film-coated tablet | Indication: Atrial flutter | Action: Unknown
Auth#: 022425 | Batch#: -- | Structured Dosage: 1.0 (unit: 032) | Separate Dosage#: 1.0 | Interval: 12.0 hr | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b33", "safetyreportid": "25935391", "authoritynumb": null, "companynumb": "US-SA-2025SA309143", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 65.0, "patientonsetageunit": 801, "patientagegroup": 6, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Off label use", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "MULTAQ", "drugauthorizationnumb": "022425", "drugbatchnumb": null, "drugstructuredosagenumb": 1.0, "drugstructuredosageunit": "032", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 12.0, "drugintervaldosagedefinition": 805, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "1 DF, BID", "drugdosageform": "Film-coated tablet", "drugadministrationroute": "048", "drugindication": "Atrial flutter", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DRONEDARONE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "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" }
25935386 Type 1
Non-Serious
DUPIXENT
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/18/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
US-SA-2025SA309218
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
29.0 yr
Patient Age Group
Adult
Patient Sex
Female
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Eosinophilic oesophagitis (v28.1) Unknown

Drugs (1)

DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 300 MG, QW | Form: Solution for injection | Indication: Eosinophilic oesophagitis | Action: Unknown
Auth#: 761055 | Batch#: -- | Structured Dosage: 300.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 1.0 wk | Cumulative: -- (unit: --)
Start: 04/01/2025 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20250901

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b32", "safetyreportid": "25935386", "authoritynumb": null, "companynumb": "US-SA-2025SA309218", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 29.0, "patientonsetageunit": 801, "patientagegroup": 5, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Eosinophilic oesophagitis", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 300.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "300 MG, QW", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Eosinophilic oesophagitis", "drugstartdateformat": "610", "drugstartdate": "2025-04-01T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250901" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "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" }
25935385 Type 1
Serious
DUPIXENT
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/19/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Other Health Professional
Literature Reference
--
Company Number
US-SA-2025SA308798
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
11.0 yr
Patient Age Group
Child
Patient Sex
Female
Patient Weight
--

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (2)

Viral infection (v28.1) Recovering
Asthma (v28.1) Unknown

Drugs (1)

DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 200 MG, QOW | Form: Solution for injection | Indication: Asthma | Action: Unknown
Auth#: 761055 | Batch#: -- | Structured Dosage: 200.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 2.0 wk | Cumulative: -- (unit: --)
Start: 03/01/2023 | End: -- | Duration: -- -- | Rechallenge: -- | Additional: Unknown
Recurrences: --

Clinical Narrative

CASE EVENT DATE: 20250901

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b31", "safetyreportid": "25935385", "authoritynumb": null, "companynumb": "US-SA-2025SA308798", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 11.0, "patientonsetageunit": 801, "patientagegroup": 3, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Viral infection", "reactionoutcome": 2 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Asthma", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 200.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 2.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "200 MG, QOW", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Asthma", "drugstartdateformat": "610", "drugstartdate": "2023-03-01T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250901" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 2, "seriousnessdisabling": 2, "seriousnesshospitalization": 1, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-19T00:00:00", "transmissiondateformat": "102" }
25935383 Type 1
Non-Serious
DUPIXENT
Report Version
1
Receive Date
10/17/2025
Receipt Date
10/17/2025
Transmission Date
01/18/2026
Primary Source Country
US
Occurrence Country
US
Reporter Country
US
Reporter Qualification
Physician
Literature Reference
--
Company Number
US-SA-2025SA309510
Authority Number
--
Sender Organization
SANOFI AVENTIS
Sender Type
6
Receiver Organization
FDA
Receiver Type
6
Expedite Criteria
No
Duplicate
--
FAERS Quarter
2025Q4
Source File
1_ADR25Q4.xml
Patient Age
--
Patient Age Group
Adult
Patient Sex
Female
Patient Weight
54.55 kg

Seriousness Details

Death Hospitalization Life-Threatening Disabling Congenital Anomaly Other Serious

Reactions (1)

Drug ineffective (v28.1) Unknown

Drugs (1)

DUPIXENT (DUPILUMAB) Suspect
Route: 058 | Dosage: 300 MG, QOW | Form: Solution for injection | Indication: Idiopathic urticaria | Action: Withdrawn
Auth#: 761055 | Batch#: 5F657A | Structured Dosage: 300.0 (unit: 003) | Separate Dosage#: 1.0 | Interval: 2.0 wk | Cumulative: -- (unit: --)
Start: -- | End: -- | Duration: -- -- | Rechallenge: -- | Additional: --
Recurrences: --

Clinical Narrative

--

Report Duplicates (0)

--

Raw JSON (click to expand)

{ "_id": "69d4352c3b3830196fa50b2f", "safetyreportid": "25935383", "authoritynumb": null, "companynumb": "US-SA-2025SA309510", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": 5, "patientweight": 54.55, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Drug ineffective", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": "5F657A", "drugstructuredosagenumb": 300.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 2.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "300 MG, QOW", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Idiopathic urticaria", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 1, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-17T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-17T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "SANOFI AVENTIS" }, "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" }