Cantharidin 7 mg/ML [Ycanth]
RxNorm 2643439

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2643439 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: cantharidin 7 mg/ML [Ycanth].

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

SBDC
Cantharidin 7 mg/ML [Ycanth]
AUI:12824207
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SBDCPrescribable

Semantic Branded Drug Component (SBDC):
Cantharidin 7 mg/ML [Ycanth]
(Atom ID: 12824207)

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
cantharidin 7 MG/ML [Ycanth]
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)
2643439
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12824207
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBDC
Semantic Branded Drug Component (Ingredient + Strength + Brand Name)
Source Code
2643439
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.

Patient Education

Cantharidin Topical


Cantharidin is used to treat molluscum contagiosum (molluscum bumps; a viral skin infection that causes raised, pearl-like bumps on the skin) in adults and children 2 years of age and older. Cantharidin is in a class of medications called vesicants. It is not known exactly how cantharidin works to treat molluscum contagiosum.
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