# get-approval-history

`station__accessdata-fda-gov__get-approval-history` · external (needs EXECUTION_BACKEND_URL configured) · domain `accessdata-fda-gov` · pv-relevance `pv-core`

Get full approval timeline for a drug including supplements

> **Note:** This tool routes through an external execution backend. If `EXECUTION_BACKEND_URL` is unset on the server, calls return JSON-RPC error `-32603 "Tool execution backend not configured"`. Tools with `backend: native` execute in-process and are always callable.

## Agent metadata

- `idempotent`: unknown
- `read_only`: unknown
- `expected_latency_ms`: unknown (not yet contract-tested)
- `cost_tokens_estimate`: unknown

## Input schema

- `application_number` *string* (required) — NDA/BLA number

## Example call

```json
POST /api/mcp
Content-Type: application/json

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "station__accessdata-fda-gov__get-approval-history",
    "arguments": {
      "application_number": ""
    }
  }
}
```

## Related

- [/tools](/tools) — all 3062 tools
- [/tools/accessdata-fda-gov__get-approval-history](/tools/accessdata-fda-gov__get-approval-history) — HTML page
- [/tools/accessdata-fda-gov__get-approval-history/json](/tools/accessdata-fda-gov__get-approval-history/json) — JSON form (agent-friendly)
- [/api/mcp](/api/mcp) — endpoint
- [/AGENTS.md](/AGENTS.md) — agent guide