Openfda

live GovernmentHealthData

OpenFDA MCP — wraps the openFDA API (free, no auth required)

5 tools
0ms auth
free tier 50 calls/day

Tools

fda_drug_events

Search FDA Adverse Event Reporting System (FAERS) for drug adverse event reports. Supports OpenFDA search syntax for filtering by drug name, reaction, seriousness, date range, and more.

No parameters required.

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fda_drug_approvals

Search FDA drug approval records (Drugs@FDA). Find approved drugs by brand name, generic name, application number, or sponsor.

No parameters required.

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fda_drug_labels

Search FDA drug labeling (Structured Product Labeling). Returns drug label sections including indications, warnings, dosage, and contraindications.

No parameters required.

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fda_drug_recalls

Search FDA drug recall and enforcement actions. Find recalls by drug name, classification level, or reason.

No parameters required.

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fda_event_counts

Count adverse events grouped by a specific field. Powerful for signal detection — e.g., find the top adverse reactions for a drug, or see event timelines.

No parameters required.

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Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash 
curl -X POST https://gateway.pipeworx.io/openfda/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash 
curl -X POST https://gateway.pipeworx.io/openfda/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"fda_drug_events","arguments":{}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript 
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("fda_drug_events", {});
ask_pipeworx 
// Or ask in plain English:
const answer = await px.ask("openfda mcp — wraps the openfda api (free, no auth required)");

Related compound tools

These combine Openfda with other data sources in a single call:

Pharma Intel

Pharma Intel MCP — Compound tools that chain ClinicalTrials.gov,

3 tools — pharma_drug_profile, pharma_pipeline_scan, pharma_safety_report