Dextromethorphan HBr 10 mg / guaiFENesin 200 mg / pseudoephedrine HCl 20 mg in 5 mL Oral Suspension
RxNorm 1421982

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 1421982 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: dextromethorphan HBr 10 mg / guaiFENesin 200 mg / pseudoephedrine HCl 20 mg in 5 mL Oral Suspension.

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

SCD
Dextromethorphan hydrobromide 2 mg/ML / guaifenesin 40 mg/ML / pseudoephedrine hydrochloride 4 mg/ML Oral Suspension
Primary clinical definition
AUI:12332751
View
PSN
Dextromethorphan HBr 10 mg / guaiFENesin 200 mg / pseudoephedrine HCl 20 mg in 5 mL Oral Suspension
AUI:8245428
View
SY
Dextromethorphan hydrobromide 10 mg / guaifenesin 200 mg / pseudoephedrine hydrochloride 20 mg per 5 mL Oral Suspension
AUI:5464103
View
TMSY
Dextromethorphan hydrobromide 10 mg / guaiFENesin 200 mg / pseudoephedrine hydrochloride 20 mg per 5 mL Oral Suspension
AUI:5466328
View
TMSY
Dextromethorphan hydrobromide 2 mg/ML / guaiFENesin 40 mg/ML / pseudoephedrine hydrochloride 4 mg/ML Oral Suspension
AUI:12386046
View

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):
Dextromethorphan hydrobromide 2 mg/ML / guaifenesin 40 mg/ML / pseudoephedrine hydrochloride 4 mg/ML Oral Suspension
(Atom ID: 12332751)

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
dextromethorphan hydrobromide 2 MG/ML / guaifenesin 40 MG/ML / pseudoephedrine hydrochloride 4 MG/ML Oral Suspension
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)
1421982
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12332751
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCD
Semantic Clinical Drug (Ingredient + Strength + Dose Form)
Source Code
1421982
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
{1012941} 91168
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{316014} 5032
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{996519} 102490
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{1012941} 8896
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{316014} 5032
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{996519} 3289
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{1012941} 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
{316014} 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
{996519} 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
Susp
The RxTerm dose form name for this drug
PSN

Prescribable Name (PSN):
Dextromethorphan HBr 10 mg / guaiFENesin 200 mg / pseudoephedrine HCl 20 mg in 5 mL Oral Suspension
(Atom ID: 8245428)

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
dextromethorphan HBr 10 MG / guaiFENesin 200 MG / pseudoephedrine HCl 20 MG in 5 mL Oral Suspension
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)
1421982
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
8245428
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
1421982
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):
Dextromethorphan hydrobromide 10 mg / guaifenesin 200 mg / pseudoephedrine hydrochloride 20 mg per 5 mL Oral Suspension
(Atom ID: 5464103)

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
dextromethorphan hydrobromide 10 MG / guaifenesin 200 MG / pseudoephedrine hydrochloride 20 MG per 5 ML Oral Suspension
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)
1421982
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
5464103
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
1421982
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):
Dextromethorphan hydrobromide 10 mg / guaiFENesin 200 mg / pseudoephedrine hydrochloride 20 mg per 5 mL Oral Suspension
(Atom ID: 5466328)

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
dextromethorphan hydrobromide 10 MG / guaiFENesin 200 MG / pseudoephedrine hydrochloride 20 MG per 5 ML Oral Suspension
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)
1421982
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
5466328
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
1421982
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):
Dextromethorphan hydrobromide 2 mg/ML / guaiFENesin 40 mg/ML / pseudoephedrine hydrochloride 4 mg/ML Oral Suspension
(Atom ID: 12386046)

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
dextromethorphan hydrobromide 2 MG/ML / guaiFENesin 40 MG/ML / pseudoephedrine hydrochloride 4 MG/ML Oral Suspension
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)
1421982
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12386046
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
1421982
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.