# run-fda-rems-modification-trigger

`station__microgram__run-fda-rems-modification-trigger` · external (needs EXECUTION_BACKEND_URL configured) · domain `microgram` · pv-relevance `pv-core`

FDA REMS modification decision tree: determines when a REMS requires modification based on safety signal type and evidence strength per FDA Guidance 'REMS Modifications and Revisions' (2019)

> **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

- `signal_type` *string* (required) — Input parameter: signal_type
- `current_rems_elements` *string* (required) — Input parameter: current_rems_elements
- `evidence_strength` *string* (required) — Input parameter: evidence_strength

## Example call

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

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "station__microgram__run-fda-rems-modification-trigger",
    "arguments": {
      "signal_type": "",
      "current_rems_elements": "",
      "evidence_strength": ""
    }
  }
}
```

## Related

- [/tools](/tools) — all 3062 tools
- [/tools/microgram__run-fda-rems-modification-trigger](/tools/microgram__run-fda-rems-modification-trigger) — HTML page
- [/tools/microgram__run-fda-rems-modification-trigger/json](/tools/microgram__run-fda-rems-modification-trigger/json) — JSON form (agent-friendly)
- [/api/mcp](/api/mcp) — endpoint
- [/AGENTS.md](/AGENTS.md) — agent guide