openapi: 3.0.3
info:
  title: openFDA Animal & Veterinary Drug API
  description: openFDA is an Elasticsearch-based public API serving FDA data on drugs, devices, foods, animal/veterinary products, and tobacco. Each noun exposes one or more categories (adverse events, recall enforcement reports, labeling, classification, registration, etc.).
  version: '1.0'
  contact:
    name: openFDA
    url: https://open.fda.gov/apis
    email: open@fda.hhs.gov
  license:
    name: CC0 1.0 Universal (Public Domain Dedication)
    url: https://creativecommons.org/publicdomain/zero/1.0/
servers:
- url: https://api.fda.gov
  description: openFDA production API
security:
- apiKeyQuery: []
- {}
tags:
- name: Drug
  description: Drug-related endpoints (adverse events, labeling, recalls, NDC).
paths:
  /drug/event.json:
    get:
      tags:
      - Drug
      summary: Drug adverse events (FAERS)
      description: Query the FDA Adverse Event Reporting System (FAERS) for drug adverse event reports submitted since 2004.
      operationId: searchDrugEvents
      parameters:
      - $ref: '#/components/parameters/Search'
      - $ref: '#/components/parameters/Sort'
      - $ref: '#/components/parameters/Count'
      - $ref: '#/components/parameters/Limit'
      - $ref: '#/components/parameters/Skip'
      responses:
        '200':
          $ref: '#/components/responses/SearchResults'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/RateLimited'
  /drug/label.json:
    get:
      tags:
      - Drug
      summary: Drug product labeling (SPL)
      description: Query Structured Product Labeling (SPL) records for prescription and over-the-counter drugs.
      operationId: searchDrugLabel
      parameters:
      - $ref: '#/components/parameters/Search'
      - $ref: '#/components/parameters/Sort'
      - $ref: '#/components/parameters/Count'
      - $ref: '#/components/parameters/Limit'
      - $ref: '#/components/parameters/Skip'
      responses:
        '200':
          $ref: '#/components/responses/SearchResults'
  /drug/enforcement.json:
    get:
      tags:
      - Drug
      summary: Drug recall enforcement reports
      description: Query drug recall enforcement reports from the FDA Recall Enterprise System (RES).
      operationId: searchDrugEnforcement
      parameters:
      - $ref: '#/components/parameters/Search'
      - $ref: '#/components/parameters/Sort'
      - $ref: '#/components/parameters/Count'
      - $ref: '#/components/parameters/Limit'
      - $ref: '#/components/parameters/Skip'
      responses:
        '200':
          $ref: '#/components/responses/SearchResults'
  /drug/ndc.json:
    get:
      tags:
      - Drug
      summary: NDC Directory
      description: Query the National Drug Code (NDC) Directory of products in commercial distribution.
      operationId: searchDrugNDC
      parameters:
      - $ref: '#/components/parameters/Search'
      - $ref: '#/components/parameters/Sort'
      - $ref: '#/components/parameters/Count'
      - $ref: '#/components/parameters/Limit'
      - $ref: '#/components/parameters/Skip'
      responses:
        '200':
          $ref: '#/components/responses/SearchResults'
  /drug/drugsfda.json:
    get:
      tags:
      - Drug
      summary: Drugs@FDA
      description: Query Drugs@FDA approval records including applications, submissions, and products.
      operationId: searchDrugsFDA
      parameters:
      - $ref: '#/components/parameters/Search'
      - $ref: '#/components/parameters/Sort'
      - $ref: '#/components/parameters/Count'
      - $ref: '#/components/parameters/Limit'
      - $ref: '#/components/parameters/Skip'
      responses:
        '200':
          $ref: '#/components/responses/SearchResults'
  /drug/shortages.json:
    get:
      tags:
      - Drug
      summary: Drug shortages
      description: Query the FDA drug shortage database.
      operationId: searchDrugShortages
      parameters:
      - $ref: '#/components/parameters/Search'
      - $ref: '#/components/parameters/Sort'
      - $ref: '#/components/parameters/Count'
      - $ref: '#/components/parameters/Limit'
      - $ref: '#/components/parameters/Skip'
      responses:
        '200':
          $ref: '#/components/responses/SearchResults'
components:
  parameters:
    Limit:
      name: limit
      in: query
      description: Maximum number of records to return (max 1000).
      required: false
      schema:
        type: integer
        minimum: 1
        maximum: 1000
        default: 1
    Sort:
      name: sort
      in: query
      description: Field to sort by, with optional direction (e.g. `receivedate:desc`).
      required: false
      schema:
        type: string
    Count:
      name: count
      in: query
      description: Field to count occurrences against (returns aggregated terms).
      required: false
      schema:
        type: string
    Skip:
      name: skip
      in: query
      description: Number of records to skip for pagination (max 25,000).
      required: false
      schema:
        type: integer
        minimum: 0
        maximum: 25000
        default: 0
    Search:
      name: search
      in: query
      description: Lucene-style search expression scoped to the dataset's fields.
      required: false
      schema:
        type: string
      example: receivedate:[2024-01-01+TO+2024-12-31]
  responses:
    SearchResults:
      description: Successful query result.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/SearchResponse'
    RateLimited:
      description: Rate limit exceeded.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    NotFound:
      description: No matching records found.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    SearchResponse:
      type: object
      properties:
        meta:
          $ref: '#/components/schemas/Meta'
        results:
          type: array
          items:
            type: object
            additionalProperties: true
    Meta:
      type: object
      properties:
        disclaimer:
          type: string
        terms:
          type: string
          format: uri
        license:
          type: string
          format: uri
        last_updated:
          type: string
          format: date
        results:
          type: object
          properties:
            skip:
              type: integer
            limit:
              type: integer
            total:
              type: integer
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
            message:
              type: string
  securitySchemes:
    apiKeyQuery:
      type: apiKey
      in: query
      name: api_key
      description: 'Free openFDA API key (obtain at https://open.fda.gov/apis/authentication/). Without a key: 240 req/min and 1,000 req/day per IP. With a key: 240 req/min and 120,000 req/day per key.'