Pitolisant 17.8 mg
RxNorm 2197891

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2197891 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: pitolisant 17.8 mg.

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

SCDC
Pitolisant 17.8 mg
AUI:11444804
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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.

SCDCPrescribable

Semantic Clinical Drug Component (SCDC):
Pitolisant 17.8 mg
(Atom ID: 11444804)

Clinical Status & Identity

Prescribable Status
YES (Active)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
pitolisant 17.8 MG
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)
2197891
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11444804
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCDC
Semantic Clinical Drug Component (Ingredient + Strength)
Source Code
2197891
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.

Technical Attributes & Logic

RXN BOSS STRENGTH DENOM UNIT
1
RXN Boss Strength Denom Unit
RXN BOSS STRENGTH DENOM VALUE
1
RXN Boss Strength Denom Value
RXN BOSS STRENGTH NUM UNIT
MG
RXN Boss Strength Num Unit
RXN BOSS STRENGTH NUM VALUE
17.8
RXN Boss Strength Num Value
RXN STRENGTH
17.8 MG
Strength plus unit of SCDC

Patient Education

Pitolisant


Pitolisant is used to treat excessive daytime sleepiness caused by narcolepsy (a condition that causes excessive daytime sleepiness) and to treat cataplexy (episodes of muscle weakness that begin suddenly and last for a short time) in adults with narcolepsy. Pitolisant is in a class of medications called H3 blockers. It works by changing the amounts of certain natural substances in the area of the brain that controls sleep and wakefulness.
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