Coal tar 2 % / lactic acid 5 % / salicylic acid 3 % Topical Lotion
RxNorm 205289

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 205289 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: coal tar 2 % / lactic acid 5 % / salicylic acid 3 % Topical Lotion.

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

SCD
Coal tar 20 mg/ML / lactic acid 50 mg/ML / salicylic acid 30 mg/ML Topical Lotion
Primary clinical definition
AUI:12341487
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SY
Coal tar 2 % / lactic acid 5 % / salicylic acid 3 % Topical Lotion
AUI:3318054
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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.

SCD

Semantic Clinical Drug (SCD):
Coal tar 20 mg/ML / lactic acid 50 mg/ML / salicylic acid 30 mg/ML Topical Lotion
(Atom ID: 12341487)

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
coal tar 20 MG/ML / lactic acid 50 MG/ML / salicylic acid 30 MG/ML Topical Lotion
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
O
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
205289
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12341487
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCD
Semantic Clinical Drug (Ingredient + Strength + Dose Form)
Source Code
205289
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 AI
{328882} 9525
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{329091} 2635
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{343193} 28393
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{328882} 9525
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{329091} 2635
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{343193} 28393
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{328882} AI
Source of BOSS as either from the active ingredient (AI) or the active moiety (AM) preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{329091} AI
Source of BOSS as either from the active ingredient (AI) or the active moiety (AM) preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{343193} AI
Source of BOSS as either from the active ingredient (AI) or the active moiety (AM) preceded by RXCUI of SCDC responsible for value
RXN OBSOLETED
04/30/2020
Date the RxNorm atom became obsolete
RXTERM FORM
Lotion
The RxTerm dose form name for this drug
SY

Synonym (SY):
Coal tar 2 % / lactic acid 5 % / salicylic acid 3 % Topical Lotion
(Atom ID: 3318054)

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
coal tar 2 % / lactic acid 5 % / salicylic acid 3 % Topical Lotion
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
O
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
205289
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
3318054
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
205289
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.