FDA FAERS Adverse Event Reports

{ "_id": "69d435503b3830196fa52417", "safetyreportid": "25941357", "authoritynumb": null, "companynumb": "US-SA-2025SA310193", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pain in extremity", "reactionoutcome": 1 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Gait disturbance", "reactionoutcome": 1 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": "591502", "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": "Solution for injection", "drugadministrationroute": "065", "drugindication": null, "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": "102", "drugenddate": "2025-10-08T00:00:00", "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 1, "actiondrug": 1, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250919" }, "primarysource": { "reportercountry": "US", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "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" }

{ "_id": "69d435503b3830196fa52413", "safetyreportid": "25941354", "authoritynumb": null, "companynumb": "JP-PFIZER INC-PV202500122761", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "JP", "patient": { "patientonsetage": 13.0, "patientonsetageunit": 804, "patientagegroup": null, "patientweight": 1.14, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Drug ineffective", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "MEROPENEM", "drugauthorizationnumb": "050706", "drugbatchnumb": null, "drugstructuredosagenumb": 40.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "40 MG/KG", "drugdosageform": null, "drugadministrationroute": "042", "drugindication": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "MEROPENEM" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "MEROPENEM", "drugauthorizationnumb": "050706", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": null, "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "MEROPENEM" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "VANCOMYCIN", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 15.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "15 MG/KG", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "VANCOMYCIN" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "VANCOMYCIN", "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": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "VANCOMYCIN" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "GENTAMICIN", "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": "Bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "GENTAMICIN" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "GENTAMICIN", "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": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "GENTAMICIN" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "JP", "qualification": 3, "literaturereference": "Miyata, T.. Neonatal adjunctive fosfomycin therapy to methicillin-resistant staphylococcal bacteremia. Pediatrics International. 2025;67 (1):10.1111/ped.70201" }, "primarysourcecountry": "JP", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "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": 1, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-18T00:00:00", "transmissiondateformat": "102" }

{ "_id": "69d435503b3830196fa52411", "safetyreportid": "25941352", "authoritynumb": null, "companynumb": "CN-PFIZER INC-PV202500123062", "duplicate": 1, "fulfillexpeditecriteria": 1, "occurcountry": "CN", "patient": { "patientonsetage": 40.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": 50.0, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Hepatic function abnormal", "reactionoutcome": 2 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "EPIRUBICIN", "drugauthorizationnumb": "50778", "drugbatchnumb": "LN1211", "drugstructuredosagenumb": 140.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "ON DAY 1, EVERY 2 WEEKS", "drugdosageform": "Powder for solution for injection", "drugadministrationroute": "041", "drugindication": "Breast cancer", "drugstartdateformat": "102", "drugstartdate": "2025-07-29T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-07-29T00:00:00", "drugtreatmentduration": 1.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "EPIRUBICIN" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "CYCLOPHOSPHAMIDE", "drugauthorizationnumb": null, "drugbatchnumb": "4L710A", "drugstructuredosagenumb": 0.8, "drugstructuredosageunit": "002", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "ON DAY 1, EVERY 2 WEEKS", "drugdosageform": "Powder for solution for injection", "drugadministrationroute": "041", "drugindication": "Breast cancer", "drugstartdateformat": "102", "drugstartdate": "2025-07-29T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-07-29T00:00:00", "drugtreatmentduration": 1.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "CYCLOPHOSPHAMIDE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250811" }, "primarysource": { "reportercountry": "CN", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "CN", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [ { "duplicatesource": "National Center for Adverse Drug Reaction Monitori", "duplicatenumb": "3303011655707202500417" } ], "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" }

{ "_id": "69d435503b3830196fa52410", "safetyreportid": "25941353", "authoritynumb": null, "companynumb": "JP-PFIZER INC-202500204848", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "JP", "patient": { "patientonsetage": 24.0, "patientonsetageunit": 804, "patientagegroup": null, "patientweight": 2.26, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Drug ineffective", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "AMPICILLIN SODIUM\\SULBACTAM SODIUM", "drugauthorizationnumb": "50608", "drugbatchnumb": null, "drugstructuredosagenumb": 150.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "150 MG/KG", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "AMPICILLIN SODIUM\\SULBACTAM SODIUM" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "VANCOMYCIN", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 60.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "60 MG/KG", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "VANCOMYCIN" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "SULFAMETHOXAZOLE AND TRIMETHOPRIM", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 10.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "10 MG/KG", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "SULFAMETHOXAZOLE\\TRIMETHOPRIM" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "GENTAMICIN", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 2.5, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "2.5 MG/KG", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "GENTAMICIN" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "DAPTOMYCIN", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 6.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "6 MG/KG", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "DAPTOMYCIN" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "DAPTOMYCIN", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 12.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "12 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": "DAPTOMYCIN" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "FOSFOMYCIN", "drugauthorizationnumb": null, "drugbatchnumb": null, "drugstructuredosagenumb": 200.0, "drugstructuredosageunit": "007", "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 804, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "200 MG/KG, DAILY", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Staphylococcal bacteraemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "FOSFOMYCIN" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "JP", "qualification": 3, "literaturereference": "Miyata, T.. Neonatal adjunctive fosfomycin therapy to methicillin-resistant staphylococcal bacteremia. Pediatrics International. 2025;67 (1):10.1111/ped.70201" }, "primarysourcecountry": "JP", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "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": 1, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-17T00:00:00", "transmissiondateformat": "102" }

{ "_id": "69d435503b3830196fa5240f", "safetyreportid": "25941351", "authoritynumb": null, "companynumb": "US-PFIZER INC-PV202500122351", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "US", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Neuropathy peripheral", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Cerebrovascular accident", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Hypertension", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "CYTARABINE", "drugauthorizationnumb": "071868", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": null, "drugadministrationroute": null, "drugindication": "Acute myeloid leukaemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "CYTARABINE" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "DAUNORUBICIN HYDROCHLORIDE", "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": "Acute myeloid leukaemia", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DAUNORUBICIN HYDROCHLORIDE" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "PREDNISONE", "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": "Immunosuppression", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "PREDNISONE" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "TACROLIMUS", "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": "Immunosuppression", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": null, "activesubstance": { "activesubstancename": "TACROLIMUS" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": "Kearney, C.. Eccrine poromatosis following hematopoietic stem cell transplantations. JAAD Case Reports. 2025;65:19-22" }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "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": "2026-01-19T00:00:00", "transmissiondateformat": "102" }

{ "_id": "69d435503b3830196fa5240e", "safetyreportid": "25941346", "authoritynumb": null, "companynumb": "CN-PFIZER INC-PV202500123081", "duplicate": 1, "fulfillexpeditecriteria": 1, "occurcountry": "CN", "patient": { "patientonsetage": 74.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": 58.0, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Nausea", "reactionoutcome": 2 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Vomiting", "reactionoutcome": 2 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Dyspepsia", "reactionoutcome": 2 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Gastrointestinal disorder", "reactionoutcome": 2 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "LINEZOLID", "drugauthorizationnumb": "21130", "drugbatchnumb": "MK4745", "drugstructuredosagenumb": 600.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 2.0, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 804, "drugcumulativedosagenumb": 7200.0, "drugcumulativedosageunit": "003", "drugdosagetext": "600 MG, 2X/DAY", "drugdosageform": "Film-coated tablet", "drugadministrationroute": "048", "drugindication": "Infection", "drugstartdateformat": "102", "drugstartdate": "2025-10-07T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-10-12T00:00:00", "drugtreatmentduration": 6.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": 1, "actiondrug": 1, "activesubstance": { "activesubstancename": "LINEZOLID" }, "drugrecurrence": [] }, { "drugcharacterization": 1, "medicinalproduct": "DOXYCYCLINE HYCLATE", "drugauthorizationnumb": null, "drugbatchnumb": "25010102", "drugstructuredosagenumb": 0.1, "drugstructuredosageunit": "002", "drugseparatedosagenumb": 2.0, "drugintervaldosageunitnumb": 1.0, "drugintervaldosagedefinition": 804, "drugcumulativedosagenumb": 1.0, "drugcumulativedosageunit": "002", "drugdosagetext": "0.100 G, 2X/DAY", "drugdosageform": "Tablet", "drugadministrationroute": "048", "drugindication": "Infection", "drugstartdateformat": "102", "drugstartdate": "2025-10-08T00:00:00", "drugenddateformat": "102", "drugenddate": "2025-10-12T00:00:00", "drugtreatmentduration": 5.0, "drugtreatmentdurationunit": 804, "drugrecurreadministration": null, "drugadditional": 1, "actiondrug": 1, "activesubstance": { "activesubstancename": "DOXYCYCLINE HYCLATE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20251013" }, "primarysource": { "reportercountry": "CN", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "CN", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [ { "duplicatesource": "National Center for Adverse Drug Reaction Monitori", "duplicatenumb": "5201011033067202500793" } ], "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" }

{ "_id": "69d435503b3830196fa5240b", "safetyreportid": "25941348", "authoritynumb": null, "companynumb": "US-SA-2025SA310294", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 62.0, "patientonsetageunit": 801, "patientagegroup": 5, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Eye discharge", "reactionoutcome": 6 } ], "drug": [ { "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": "Chronic rhinosinusitis with nasal polyps", "drugstartdateformat": "102", "drugstartdate": "2025-04-25T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20251001" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "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" }

{ "_id": "69d435503b3830196fa5240d", "safetyreportid": "25941350", "authoritynumb": null, "companynumb": "MA-PFIZER INC-202500206023", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "MA", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": null, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Death", "reactionoutcome": 5 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "IBRANCE", "drugauthorizationnumb": "207103", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "75 UNK", "drugdosageform": null, "drugadministrationroute": null, "drugindication": null, "drugstartdateformat": "102", "drugstartdate": "2025-08-22T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "PALBOCICLIB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250901" }, "primarysource": { "reportercountry": "MA", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "MA", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 1, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 1, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-17T00:00:00", "transmissiondateformat": "102" }

{ "_id": "69d435503b3830196fa5240a", "safetyreportid": "25941345", "authoritynumb": null, "companynumb": "US-PFIZER INC-202500205439", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "US", "patient": { "patientonsetage": 79.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": 102.04, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Death", "reactionoutcome": 5 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "IBRANCE", "drugauthorizationnumb": "207103", "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": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "PALBOCICLIB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250414" }, "primarysource": { "reportercountry": "US", "qualification": 5, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "receivedateformat": "102", "receiver": { "receivertype": 6, "receiverorganization": "FDA" }, "reportduplicate": [], "reporttype": 1, "safetyreportversion": 1, "sender": { "sendertype": 6, "senderorganization": "PFIZER" }, "serious": 1, "seriousnesscongenitalanomali": 2, "seriousnessdeath": 1, "seriousnessdisabling": 2, "seriousnesshospitalization": 2, "seriousnesslifethreatening": 2, "seriousnessother": 2, "source_file": "1_ADR25Q4.xml", "transmissiondate": "2026-01-18T00:00:00", "transmissiondateformat": "102" }

{ "_id": "69d435503b3830196fa52408", "safetyreportid": "25941344", "authoritynumb": null, "companynumb": "JP-PFIZER INC-202500205428", "duplicate": null, "fulfillexpeditecriteria": 1, "occurcountry": "JP", "patient": { "patientonsetage": 80.0, "patientonsetageunit": 801, "patientagegroup": null, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Extranodal marginal zone B-cell lymphoma (MALT type)", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Lymphoproliferative disorder", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "METHOTREXATE SODIUM", "drugauthorizationnumb": "011719", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": null, "drugadministrationroute": "048", "drugindication": "Rheumatoid arthritis", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 1, "activesubstance": { "activesubstancename": "METHOTREXATE SODIUM" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "JP", "qualification": 3, "literaturereference": "Maruta, S.. Four cases of methotrexate-associated lymphoproliferative disorders seen in the thyroid gland. Journal of Breast and Thyroid Sonology. 2025;14(4):143" }, "primarysourcecountry": "JP", "quarter": "2025Q4", "receiptdate": "2025-10-20T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-20T00:00:00", "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" }