# Microgram: dd-risk-multiplier

`station__algovigilance__microgram-dd-risk-multiplier` · native (always callable) · domain `algovigilance` · pv-relevance `pv-core`

Classify DD risk multiplier severity from count and type of active multipliers. Multiplier values: Hys Law 2.0, TdP 1.8, PML 2.0, SJS/TEN 1.7, Fraud 1.8, Death 2.0, Regulatory 1.5, Recall 1.6, Hold 1.5, REMS 1.4. Source: Youssef & Hammad, Drug Safety (Dec 2025)

## Agent metadata

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

## Input schema

- `has_fatal_multiplier` *boolean* — Input variable has_fatal_multiplier
- `multiplier_product` *number* — Input variable multiplier_product
- `multipliers_active` *number* — Input variable multipliers_active

## Example call

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

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "station__algovigilance__microgram-dd-risk-multiplier",
    "arguments": {}
  }
}
```

## Related

- [/tools](/tools) — all 7718 tools
- [/tools/algovigilance__microgram-dd-risk-multiplier](/tools/algovigilance__microgram-dd-risk-multiplier) — HTML page
- [/tools/algovigilance__microgram-dd-risk-multiplier/json](/tools/algovigilance__microgram-dd-risk-multiplier/json) — JSON form (agent-friendly)
- [/api/mcp](/api/mcp) — endpoint
- [/AGENTS.md](/AGENTS.md) — agent guide