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Most Reported Adverse Reactions for a Drug (FAERS via openFDA)

Top 10 adverse reactions reported to the FDA (FAERS) for a drug, with report counts. Reports are not proof of causation.

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/fda-drug-adverse-reactions?drug=ibuprofen&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"fda-drug-adverse-reactions"}

Parameters

Example response (live, compact)

{
  "apiId": "fda-drug-adverse-reactions",
  "data_freshness": "cached",
  "data": {
    "drug": "ibuprofen",
    "top_reported_reactions": [
      {
        "reaction": "DRUG INEFFECTIVE",
        "reports": 17135
      },
      {
        "reaction": "PAIN",
        "reports": 16114
      },
      {
        "reaction": "FATIGUE",
        "reports": 15312
      },
      {
        "reaction": "NAUSEA",
        "reports": 14498
      },
      {
        "reaction": "HEADACHE",
        "reports": 12948
      },
      {
        "reaction": "ARTHRALGIA",
        "reports": 11376
      },
      {
        "reaction": "DYSPNOEA",
        "reports": 11213
      },
      {
        "reaction": "VOMITING",
        "reports": 10718
      },
      {
        "reaction": "DIARRHOEA",
        "reports": 10351
      },
      {
        "reaction": "RASH",
        "reports": 9494
      }
    ],
    "note": "Spontaneous reports; counts do not establish causation or frequency.",
    "disclaimer": "openFDA data is not for clinical decision-making; consult a healthcare professional."
  },
  "source": "U.S. FDA openFDA",
  "license": "CC0 Public Domain (openFDA)"
}

Recorded history available: /api/v1/history/fda-drug-adverse-reactions?drug=ibuprofen

Source & license