RxNorm

RxNorm (NLM)

RxNorm 20260105315,157 concepts
Standard
157,190
Classification
36,528
Active
213,854
Invalid
101,303

Domain distribution

Drug
213,854

Get RxNorm (NLM) via the API

Query every concept in this vocabulary over HTTPS, against the current release. No downloads, no local database.

curl "https://api.omophub.com/v1/vocabularies/RxNorm" \
  -H "Authorization: Bearer $OMOPHUB_API_KEY"
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