Cortexa research tool·drug discovery·rxclass

RxClass Get Drug Classes

Get drug classification from NLM RxClass for a drug name or RXCUI. Returns ATC codes, EPC (Established Pharmacologic Class), MoA, VA drug classes, and more. No API key required. Example: 'metformin' -> ATC A10BA02 (biguanides); 'aspirin' -> ATC N02BA01, EPC 'Platelet Aggregation Inhibitor'.

Livelast probed 2026-05-01 01:00Z· 82msCortexa

Status

The most recent probe succeeded. Safe to call from the agent today.

Last probed: 1d ago
Last success: 1d ago
Last latency: 82ms

Schema

JSON Schema the agent (or your API call) must match.

{
  "properties": {
    "drug_name": {
      "description": "Drug name to classify. Examples: 'metformin', 'aspirin', 'ibuprofen', 'metoprolol'.",
      "type": [
        "string",
        "null"
      ]
    },
    "limit": {
      "description": "Maximum results to return (default 20).",
      "type": [
        "integer",
        "null"
      ]
    },
    "rela_source": {
      "description": "Classification source. Options: 'ATC' (WHO Anatomical Therapeutic Chemical, default), 'FDASPL' (FDA pharmacologic classes including EPC/MoA/PE), 'MESH', 'VA', 'DAILYMED', 'ALL'. Default: 'ATC'.",
      "type": [
        "string",
        "null"
      ]
    },
    "rxcui": {
      "description": "RxNorm RXCUI identifier (alternative to drug_name). Examples: '6809' (metformin), '1191' (aspirin).",
      "type": [
        "string",
        "null"
      ]
    }
  },
  "required": [],
  "type": "object"
}

Examples (1)

Default RxClass Get Drug Classes call

public-safeinput

{}

Expected response keys: success

Anonymous-safe example. Rate-limited; no sign-in required.

Identifiers

Catalog ID: tu_RxClass_get_drug_classes
Tool name: RxClass_get_drug_classes
Added: 2026-05-01 00:58Z
Tags: tooluniverse

RxClass Get Drug Classes

Livelast probed 2026-05-01 01:00Z· 82msCortexa

Schema

JSON Schema the agent (or your API call) must match.

{ "properties": { "drug_name": { "description": "Drug name to classify. Examples: 'metformin', 'aspirin', 'ibuprofen', 'metoprolol'.", "type": [ "string", "null" ] }, "limit": { "description": "Maximum results to return (default 20).", "type": [ "integer", "null" ] }, "rela_source": { "description": "Classification source. Options: 'ATC' (WHO Anatomical Therapeutic Chemical, default), 'FDASPL' (FDA pharmacologic classes including EPC/MoA/PE), 'MESH', 'VA', 'DAILYMED', 'ALL'. Default: 'ATC'.", "type": [ "string", "null" ] }, "rxcui": { "description": "RxNorm RXCUI identifier (alternative to drug_name). Examples: '6809' (metformin), '1191' (aspirin).", "type": [ "string", "null" ] } }, "required": [], "type": "object" }