FDA FAERS Adverse Event Reports

{ "_id": "69d435ac3b3830196fa57257", "safetyreportid": "25960032", "authoritynumb": null, "companynumb": "US-SA-2025SA315827", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 63.0, "patientonsetageunit": 801, "patientagegroup": 5, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Dermatitis atopic", "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": "Dermatitis atopic", "drugstartdateformat": "610", "drugstartdate": "2025-08-01T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": null, "actiondrug": 4, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250101" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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" }

{ "_id": "69d435ac3b3830196fa57252", "safetyreportid": "25960030", "authoritynumb": null, "companynumb": "US-SA-2025SA315600", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": null, "patientonsetageunit": null, "patientagegroup": 4, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Dermatitis atopic", "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": "Dermatitis atopic", "drugstartdateformat": "610", "drugstartdate": "2024-06-01T00:00:00", "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": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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" }

{ "_id": "69d435ac3b3830196fa57251", "safetyreportid": "25960029", "authoritynumb": null, "companynumb": "US-SA-2025SA314920", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 6.0, "patientonsetageunit": 801, "patientagegroup": 3, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Food allergy", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 200.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 4.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "200 MG, Q4W", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Dermatitis atopic", "drugstartdateformat": "610", "drugstartdate": "2023-08-01T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250101" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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": "69d435ac3b3830196fa57250", "safetyreportid": "25960028", "authoritynumb": null, "companynumb": "US-SA-2025SA315667", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 67.0, "patientonsetageunit": 801, "patientagegroup": 6, "patientweight": null, "patientsex": 2, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Product storage error", "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": "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": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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" }

{ "_id": "69d435ac3b3830196fa5724f", "safetyreportid": "25960027", "authoritynumb": null, "companynumb": "US-SA-2025SA315021", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 1.0, "patientonsetageunit": 802, "patientagegroup": 2, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Respiratory syncytial virus infection", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Rhinorrhoea", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "BEYFORTUS", "drugauthorizationnumb": "761328", "drugbatchnumb": null, "drugstructuredosagenumb": null, "drugstructuredosageunit": null, "drugseparatedosagenumb": null, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "UNK", "drugdosageform": "Solution for injection in pre-filled syringe", "drugadministrationroute": null, "drugindication": "Respiratory syncytial virus immunisation", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "NIRSEVIMAB-ALIP" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 1, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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": "69d435ac3b3830196fa5724e", "safetyreportid": "25960026", "authoritynumb": null, "companynumb": "US-SA-2025SA315329", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 75.0, "patientonsetageunit": 801, "patientagegroup": 6, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pruritus", "reactionoutcome": 1 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Incorrect dose administered", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 300.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "300 MG, 1X", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Eczema", "drugstartdateformat": "610", "drugstartdate": "2025-08-01T00:00:00", "drugenddateformat": "610", "drugenddate": "2025-08-01T00:00:00", "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 1, "actiondrug": 1, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] }, { "drugcharacterization": 2, "medicinalproduct": "CAPECITABINE", "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": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "CAPECITABINE" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250101" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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" }

{ "_id": "69d435ac3b3830196fa5724c", "safetyreportid": "25960025", "authoritynumb": null, "companynumb": "US-SA-2025SA314772", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 43.0, "patientonsetageunit": 801, "patientagegroup": 5, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pruritus", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Rash", "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": "610", "drugstartdate": "2025-08-01T00:00:00", "drugenddateformat": "610", "drugenddate": "2025-08-01T00:00:00", "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "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": "602", "drugstartdate": "2025-01-01T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20250101" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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": "69d435ac3b3830196fa5724b", "safetyreportid": "25960024", "authoritynumb": null, "companynumb": "US-SA-2025SA314860", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 3.0, "patientonsetageunit": 801, "patientagegroup": 3, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pruritus", "reactionoutcome": 6 }, { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Product dose omission issue", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 300.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": 4.0, "drugintervaldosagedefinition": 803, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "300 MG, Q4W", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Dermatitis atopic", "drugstartdateformat": null, "drugstartdate": null, "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 4, "actiondrug": 6, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": null }, "primarysource": { "reportercountry": "US", "qualification": 1, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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" }

{ "_id": "69d435ac3b3830196fa57249", "safetyreportid": "25960023", "authoritynumb": null, "companynumb": "US-SA-2025SA315388", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 10.0, "patientonsetageunit": 801, "patientagegroup": 3, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Incorrect dose administered", "reactionoutcome": 6 } ], "drug": [ { "drugcharacterization": 1, "medicinalproduct": "DUPIXENT", "drugauthorizationnumb": "761055", "drugbatchnumb": null, "drugstructuredosagenumb": 200.0, "drugstructuredosageunit": "003", "drugseparatedosagenumb": 1.0, "drugintervaldosageunitnumb": null, "drugintervaldosagedefinition": null, "drugcumulativedosagenumb": null, "drugcumulativedosageunit": null, "drugdosagetext": "200 MG, 1X", "drugdosageform": "Solution for injection", "drugadministrationroute": "058", "drugindication": "Dermatitis atopic", "drugstartdateformat": "610", "drugstartdate": "2025-10-01T00:00:00", "drugenddateformat": "610", "drugenddate": "2025-10-01T00:00:00", "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": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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" }

{ "_id": "69d435ac3b3830196fa57248", "safetyreportid": "25960022", "authoritynumb": null, "companynumb": "US-SA-2025SA315243", "duplicate": null, "fulfillexpeditecriteria": 2, "occurcountry": "US", "patient": { "patientonsetage": 9.0, "patientonsetageunit": 801, "patientagegroup": 3, "patientweight": null, "patientsex": 1, "reaction": [ { "reactionmeddraversionpt": "28.1", "reactionmeddrapt": "Pain in extremity", "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": "102", "drugstartdate": "2025-08-24T00:00:00", "drugenddateformat": null, "drugenddate": null, "drugtreatmentduration": null, "drugtreatmentdurationunit": null, "drugrecurreadministration": null, "drugadditional": 3, "actiondrug": 5, "activesubstance": { "activesubstancename": "DUPILUMAB" }, "drugrecurrence": [] } ], "summary_narrativeincludeclinical": "CASE EVENT DATE: 20251019" }, "primarysource": { "reportercountry": "US", "qualification": 3, "literaturereference": null }, "primarysourcecountry": "US", "quarter": "2025Q4", "receiptdate": "2025-10-26T00:00:00", "receiptdateformat": "102", "receivedate": "2025-10-26T00:00:00", "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" }