isoniazid 300 MG

RxNorm concept 317391, clinical drug component (scdc).

RxCUI: 317391
Term type: Clinical drug component (SCDC)
Status: Active

Request

curl https://api.healthcare.dev/v1/drugs/rxnorm/317391 \
  -H "Authorization: Bearer $HDEV_API_KEY"

Concept

Ingredients and related concepts

Ingredients

isoniazid 6038

Related concepts

isoniazid 300 MG Oral Tablet (SCD, constitutes)
isoniazid (IN, has ingredient)

Linked data

NDCs

RxNorm links no NDCs to this concept.

Use it

Look up 317391 from code or an agent

curl

curl https://api.healthcare.dev/v1/drugs/rxnorm/317391 \
  -H "Authorization: Bearer $HDEV_API_KEY"

MCP prompt

Using the healthcare.dev MCP server, look up RxNorm concept 317391. Tell me its name and term type, its ingredients and related concepts, and the NDCs linked to it.

Get a free key RxNorm docs Connect the MCP server

Source: U.S. National Library of Medicine, release 2026-10-05. No license required (Current Prescribable Content). Reference data, not medical advice.