# RxNorm

URL: https://docs.healthcare.dev/datasets/rxnorm

<Freshness dataset="rxnorm" />

|                 |                                                                                                                                   |
| --------------- | --------------------------------------------------------------------------------------------------------------------------------- |
| Source          | NLM ([RxNorm Current Prescribable Content](https://www.nlm.nih.gov/research/umls/rxnorm/docs/prescribe.html))                     |
| Source id       | `nlm-rxnorm`                                                                                                                      |
| Release cadence | Monthly (weekly updates in between)                                                                                               |
| License         | No license required for this subset                                                                                               |
| Endpoints       | [`/v1/drugs/rxnorm/{rxcui}`](/reference/drugs/look-up-an-rxnorm-concept), [`/v1/drugs/rxnorm?q=`](/reference/drugs/search-rxnorm) |

RxNorm gives each clinical drug a concept id (RxCUI) and a term type (`tty`): `IN` ingredient,
`SCD` semantic clinical drug, `SBD` branded drug, and so on. Concepts link to their ingredients and
NDCs.

This product uses publicly available data from the U.S. National Library of Medicine (NLM),
National Institutes of Health, Department of Health and Human Services; NLM is not responsible for
the product and does not endorse or recommend this or any other product. If a release is late,
`/v1/status` and `/v1/datasets` flag it as not fresh.

```sh
curl https://api.healthcare.dev/v1/drugs/rxnorm/861007 \
  -H "Authorization: Bearer $HDEV_API_KEY"
```