Ergotamine tartrate / levorotatory alkaloids of belladonna / phenobarbital Pill
RxNorm 2659150

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2659150 represents a standardized clinical drug concept used for cross-system interoperability. This concept aggregates multiple Atom IDs (AUIs), which are specific naming variations and synonyms used across pharmaceutical databases to ensure accurate medication mapping for: ergotamine tartrate / levorotatory alkaloids of belladonna / phenobarbital Pill.

The following semantic concepts and normalized strings are associated with this clinical entity:

TMSY
Ergotamine tartrate / levorotatory alkaloids of belladonna / PHENobarbital Pill
AUI:12847545
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This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

TMSY

Tall Man Lettering Synonym (TMSY):
Ergotamine tartrate / levorotatory alkaloids of belladonna / PHENobarbital Pill
(Atom ID: 12847545)

Clinical Status & Identity

Prescribable Status
NO (Reference)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
ergotamine tartrate / levorotatory alkaloids of belladonna / PHENobarbital Pill
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
2659150
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12847545
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
TMSY
Tall Man Lettering Synonym (Tall Man Lettering synonym of another TTY, given to distinguish between commonly confused drugs.)
Source Code
2659150
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.