M-End Liquid 0.5 mg / 0.4 mg / 3 mg in 1 mL Oral Solution
RxNorm 857589

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 857589 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: M-End Liquid 0.5 mg / 0.4 mg / 3 mg in 1 mL Oral Solution.

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

SBD
Brompheniramine maleate 0.4 mg/ML / hydrocodone bitartrate 0.5 mg/ML / pseudoephedrine hydrochloride 3 mg/ML Oral Solution [M-End Liquid]
AUI:12372115
View
TMSY
Brompheniramine maleate 0.4 mg/ML / HYDROcodone bitartrate 0.5 mg/ML / pseudoephedrine hydrochloride 3 mg/ML Oral Solution [M-End Liquid]
AUI:12377736
View
SY
M-End Liquid (brompheniramine maleate 0.4 mg/ML / hydrocodone bitartrate 0.5 mg/ML / pseudoephedrine HCl 3 mg/ML) Oral Solution
AUI:11454945
View
TMSY
M-End Liquid (brompheniramine maleate 0.4 mg/ML / HYDROcodone bitartrate 0.5 mg/ML / pseudoephedrine HCl 3 mg/ML) Oral Solution
AUI:11455933
View
PSN
M-End Liquid 0.5 mg / 0.4 mg / 3 mg in 1 mL Oral Solution
AUI:13050187
View

This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

SBD

Semantic Branded Drug (SBD):
Brompheniramine maleate 0.4 mg/ML / hydrocodone bitartrate 0.5 mg/ML / pseudoephedrine hydrochloride 3 mg/ML Oral Solution [M-End Liquid]
(Atom ID: 12372115)

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
brompheniramine maleate 0.4 MG/ML / hydrocodone bitartrate 0.5 MG/ML / pseudoephedrine hydrochloride 3 MG/ML Oral Solution [M-End Liquid]
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)
857589
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12372115
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBD
Semantic Branded Drug (Ingredient + Strength + Dose Form + Brand Name)
Source Code
857589
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
{856939} 142439
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{997002} 142427
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{997015} 91168
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{856939} 5489
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{997002} 1767
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{997015} 8896
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{856939} 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
{997002} 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
{997015} 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
Sol
The RxTerm dose form name for this drug
TMSY

Tall Man Lettering Synonym (TMSY):
Brompheniramine maleate 0.4 mg/ML / HYDROcodone bitartrate 0.5 mg/ML / pseudoephedrine hydrochloride 3 mg/ML Oral Solution [M-End Liquid]
(Atom ID: 12377736)

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
brompheniramine maleate 0.4 MG/ML / HYDROcodone bitartrate 0.5 MG/ML / pseudoephedrine hydrochloride 3 MG/ML Oral Solution [M-End Liquid]
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)
857589
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12377736
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
857589
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.
SY

Synonym (SY):
M-End Liquid (brompheniramine maleate 0.4 mg/ML / hydrocodone bitartrate 0.5 mg/ML / pseudoephedrine HCl 3 mg/ML) Oral Solution
(Atom ID: 11454945)

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
M-End Liquid (brompheniramine maleate 0.4 MG/ML / hydrocodone bitartrate 0.5 MG/ML / pseudoephedrine HCl 3 MG/ML) Oral Solution
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)
857589
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11454945
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
857589
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.
TMSY

Tall Man Lettering Synonym (TMSY):
M-End Liquid (brompheniramine maleate 0.4 mg/ML / HYDROcodone bitartrate 0.5 mg/ML / pseudoephedrine HCl 3 mg/ML) Oral Solution
(Atom ID: 11455933)

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
M-End Liquid (brompheniramine maleate 0.4 MG/ML / HYDROcodone bitartrate 0.5 MG/ML / pseudoephedrine HCl 3 MG/ML) Oral Solution
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)
857589
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11455933
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
857589
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.
PSN

Prescribable Name (PSN):
M-End Liquid 0.5 mg / 0.4 mg / 3 mg in 1 mL Oral Solution
(Atom ID: 13050187)

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
M-End Liquid 0.5 MG / 0.4 MG / 3 MG in 1 mL Oral Solution
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)
857589
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
13050187
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
PSN
Prescribable Name (Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.)
Source Code
857589
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.