metoprolol tartrate 50 MG Oral Tablet [Lopressor]

RxNorm concept 866516, branded drug (sbd). Prescribable name: Lopressor 50 MG Oral Tablet.

RxCUI: 866516
Term type: Branded drug (SBD)
Status: Active

Request

curl https://api.healthcare.dev/v1/drugs/rxnorm/866516 \
  -H "Authorization: Bearer $HDEV_API_KEY"

Concept

Ingredients and related concepts

Ingredients

metoprolol 6918

Other names

Lopressor 50 MG Oral Tablet

Related concepts

metoprolol tartrate 50 MG (SCDC, consists of)
metoprolol tartrate 50 MG [Lopressor] (SBDC, consists of)
Oral Tablet (DF, has dose form)
Lopressor (BN, has ingredient)
metoprolol tartrate 50 MG Oral Tablet (SCD, tradename of)

Linked data

NDCs

00078045805
30698045801
55289062730

NDC-11s RxNorm links to this concept; linked ones open their FDA product.

Use it

Look up 866516 from code or an agent

curl

curl https://api.healthcare.dev/v1/drugs/rxnorm/866516 \
  -H "Authorization: Bearer $HDEV_API_KEY"

MCP prompt

Using the healthcare.dev MCP server, look up RxNorm concept 866516. 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.