# 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://apizie.tech/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`
- Category: Health
- Status: live
- Source: https://lhncbc.nlm.nih.gov/RxNav/APIs/RxNormAPIs.html
- Page: https://apizie.tech/api/health/rxnorm
- OpenAPI: https://apizie.tech/api/health/rxnorm/openapi.json

Normalized drug names and codes from the US National Library of Medicine.

## Endpoints

### Drugs by name
`GET https://apizie.tech/v1/health:rxnorm/drugs`

| Parameter | Type | Required | Description |
|---|---|---|---|
| name | string | yes |  |

### Fuzzy match
`GET https://apizie.tech/v1/health:rxnorm/approximate`

| Parameter | Type | Required | Description |
|---|---|---|---|
| term | string | yes |  |
| maxEntries | integer | no | Number of results |

## Example
```
curl "https://apizie.tech/v1/health:rxnorm/drugs" \
  -H "x-api-key: $APIZIE_KEY"
```

## FAQ

### How do I call the RxNorm (NLM) API?
Create a free Apizie key, then send GET https://apizie.tech/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://apizie.tech/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