{"slug":"api-govparse-io-v1-fda-warning-letters-search-74a414","title":"Which FDA-regulated firms have an open FDA warning letter?","host":"api.govparse.io","method":"GET","resource":"https://api.govparse.io/v1/fda/warning-letters/search","category":"company","description":"Which FDA-regulated firms have an open FDA warning letter? Search the FDA Warning Letters index by company, product area (drugs, devices, biologics, food, dietary-supplement, cosmetics, tobacco, veterinary), issuing office, subject (CGMP, adulterated, misbranded), open/closed status, or issue/posted","price_listed":1.25,"price_asked":1.25,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":259,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"company":"Acme Labs","issuing_office":"Center for Drug Evaluation and Research","product_area":"drugs"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"properties":{"closed":{"description":"false = open letters (no close-out) only; true = closed-out only.","examples":["false"],"type":"string"},"company":{"description":"Recipient company name — suffix/punctuation-insensitive.","examples":["Acme Labs"],"type":"string"},"entity_id":{"description":"Resolved employer entity UUID (pivots to business360).","examples":["b7f3e2d1-4a5c-4e6f-8a9b-0c1d2e3f4a5b"],"type":"string"},"issuing_office":{"description":"FDA center / district office fragment.","examples":["Center for Drug Evaluation and Research"],"type":"string"},"limit":{"description":"Max rows (default 25, cap 100).","examples":[25],"type":"integer"},"offset":{"description":"Rows to skip.","examples":[0],"type":"integer"},"posted_since":{"description":"Posted date on/after this date (YYYY-MM-DD) — newly-published letters.","examples":["2026-01-01"],"type":"string"},"product_area":{"description":"drugs | devices | biologics | food | dietary-supplement | cosmetics | tobacco | veterinary | other (CSV).","examples":["drugs"],"type":"string"},"responded":{"description":"true = a firm response letter is on record; false = none.","examples":["false"],"type":"string"},"since":{"description":"Letter issue date on/after this date (YYYY-MM-DD).","examples":["2026-01-01"],"type":"string"},"sort":{"description":"letter_issue_date | posted_date :asc|:desc. Default letter_issue_date:desc.","examples":["letter_issue_date:desc"],"type":"string"},"subject":{"description":"Subject / alleged-violation fragment.","examples":["CGMP"],"type":"string"}},"required":[],"type":"object"}},"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":1.25,"price_match":true,"latency_ms":259,"error":null}],"description_full":"Which FDA-regulated firms have an open FDA warning letter? Search the FDA Warning Letters index by company, product area (drugs, devices, biologics, food, dietary-supplement, cosmetics, tobacco, veterinary), issuing office, subject (CGMP, adulterated, misbranded), open/closed status, or issue/posted date. Returns the recipient firm (entity-resolved where possible), issuing office, subject, and response/close-out dates — a documented compliance gap and remediation trigger.","last_updated":"2026-09-07T07:30:41.415Z","schemes":["exact"]}