{"uid":"cap__VBLSO8D68an46STLK6w3","slug":"fittings-faers-adverse-events-summary-caf10c19","name":"fittings FAERS Adverse Events Summary","description":"A summary of FDA Adverse Event Reporting System reports naming a drug: total reports, the most frequently reported reactions, and the reaction outcome and seriousness distributions.","url":"https://fittings.sh/v1/faers/adverse-events","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["drug"],"properties":{"to":{"type":"string","description":"Latest report receive date, YYYY-MM-DD"},"drug":{"type":"string","description":"Drug name to match"},"from":{"type":"string","description":"Earliest report receive date, YYYY-MM-DD"},"field":{"type":"string","description":"Which name to match on: any (default), generic, brand or substance"},"limit":{"type":"number","description":"Top reactions to return, 1-100, default 20"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.00698","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.00698/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.00698","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.00698","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XaobiRemUqViGqaCM4Go_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.00698","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a summary of FDA Adverse Event Reporting System (FAERS) reports for a named drug, including total report count, top reactions, and distributions of reaction outcomes and seriousness.","exampleAgentPrompt":"Pull the FDA adverse event summary for semaglutide — give me the top 10 most frequently reported reactions and how the outcomes break down, looking at reports from 2022-01-01 to 2024-12-31.","exampleUseCases":[{"title":"Drug safety research for a new medication","prompt":"I'm evaluating Ozempic for a patient — can you pull the FAERS adverse event summary for semaglutide, show me the top 20 reactions and how serious they tend to be?"},{"title":"Monitoring adverse events over a time window","prompt":"What adverse events were reported for acetaminophen to the FDA between 2023-01-01 and 2023-12-31? Show me the top 15 reactions and the outcome distribution."},{"title":"Comparing brand vs generic drug safety signals","prompt":"Look up FAERS adverse event reports for ibuprofen matching only the generic name, and give me the top 10 reactions along with how often they were serious."}],"resultDescription":"Returns total FAERS report count for the queried drug, a ranked list of the most frequently reported adverse reactions (up to the requested limit), and distributions showing how reactions broke down by outcome (e.g. hospitalization, death, recovery) and seriousness classification.","failureModes":["Drug name not found in FAERS — returns zero reports or empty results","Invalid date format for from/to parameters — may return an error or unexpected range","Limit parameter outside 1-100 range — may be clamped or return an error","Ambiguous drug name matching too many or too few entries — results may not reflect intended drug","FAERS data lag — most recent events may not yet be included in the database"],"whenToPreferThis":"Use this endpoint when you need a quick, structured summary of FDA FAERS adverse event data for a specific drug — including reaction frequency rankings and outcome/seriousness distributions — without needing to query the FDA OpenFDA API directly. Particularly useful for pharmacovigilance workflows, drug safety research, or enriching clinical decision-making with regulatory signal data. Prefer this over raw FDA APIs when you want a pre-aggregated, agent-ready summary rather than raw report records.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:35:20.865Z","isFirstParty":false}