estradiol 0.00417 MG/HR [Lyllana]

RxNorm concept 2399903, branded drug component (sbdc).

RxCUI: 2399903
Term type: Branded drug component (SBDC)
Status: Active

Request

curl https://api.healthcare.dev/v1/drugs/rxnorm/2399903 \
  -H "Authorization: Bearer $HDEV_API_KEY"

Concept

Ingredients and related concepts

Ingredients

estradiol 4083

Related concepts

84 HR estradiol 0.00417 MG/HR Transdermal System [Lyllana] (SBD, constitutes)
Lyllana (BN, has ingredient)
estradiol 0.00417 MG/HR (SCDC, tradename of)

Linked data

NDCs

RxNorm links no NDCs to this concept.

Use it

Look up 2399903 from code or an agent

curl

curl https://api.healthcare.dev/v1/drugs/rxnorm/2399903 \
  -H "Authorization: Bearer $HDEV_API_KEY"

MCP prompt

Using the healthcare.dev MCP server, look up RxNorm concept 2399903. Tell me its name and term type, its ingredients and related concepts, and the NDCs linked to it.

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Source: U.S. National Library of Medicine, release 2026-10-05. No license required (Current Prescribable Content). Reference data, not medical advice.