RxNorm (NLM)
health:rxnorm · lhncbc.nlm.nih.gov/RxNav/APIs/RxNormAPIs.html ↗
Normalized drug names and codes from the US National Library of Medicine.
About the RxNorm (NLM) API
RxNorm (NLM) API on Apizie: 2 endpoints (Drugs by name, Fuzzy match) returned as clean JSON through one API key. 2 endpoints are live now. Call it over REST at https://zieapi.vercel.app/v1/health:rxnorm/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.
| Project key | health:rxnorm |
|---|---|
| Status | Live |
| Endpoints | 2 |
| Category | Health |
| Source | lhncbc.nlm.nih.gov/RxNav/APIs/RxNormAPIs.html |
| Base URL | https://zieapi.vercel.app/v1/health:rxnorm/{endpoint} |
| For AI tools | OpenAPI spec · Markdown (what is this?) |
RxNorm (NLM) API FAQ
How do I call the RxNorm (NLM) API?
Create a free Apizie key, then send GET https://zieapi.vercel.app/v1/health:rxnorm/drugs with the header x-api-key. Every endpoint returns { project, data, timestamp }.
Is the RxNorm (NLM) API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card.
Can AI agents use the RxNorm (NLM) API?
Yes. Add the Apizie MCP server (https://zieapi.vercel.app/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key health:rxnorm.
What is the status of the RxNorm (NLM) API?
Live: works with just an Apizie key