1 daytime (dextromethorphan HBr 20 mg / guaiFENesin 200 mg in 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan HBr 15 mg in 10 mL Oral Solution) Pack
RxNorm 2362250

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2362250 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: 1 daytime (dextromethorphan HBr 20 mg / guaiFENesin 200 mg in 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan HBr 15 mg in 10 mL Oral Solution) Pack.

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

PSN
1 daytime (dextromethorphan HBr 20 mg / guaiFENesin 200 mg in 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan HBr 15 mg in 10 mL Oral Solution) Pack
AUI:12810367
SY
1 daytime (dextromethorphan HBr 20 mg / guaifenesin 200 mg per 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan hydrobromide 15 mg per 10 mL Oral Solution) Pack
AUI:12810366
TMSY
1 daytime (dextromethorphan HBr 20 mg / guaiFENesin 200 mg per 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan hydrobromide 15 mg per 10 mL Oral Solution) Pack
AUI:12810827
GPCK
{1 (chlorpheniramine maleate 0.2 mg/ML / dextromethorphan hydrobromide 1.5 mg/ML Oral Solution) / 1 (dextromethorphan hydrobromide 1 mg/ML / guaifenesin 10 mg/ML Oral Solution) } Pack
AUI:12813956
TMSY
{1 (chlorpheniramine maleate 0.2 mg/ML / dextromethorphan hydrobromide 1.5 mg/ML Oral Solution) / 1 (dextromethorphan hydrobromide 1 mg/ML / guaiFENesin 10 mg/ML Oral Solution) } Pack
AUI:12815520

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

PSNPrescribable

Prescribable Name (PSN):
1 daytime (dextromethorphan HBr 20 mg / guaiFENesin 200 mg in 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan HBr 15 mg in 10 mL Oral Solution) Pack
(Atom ID: 12810367)

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
1 daytime (dextromethorphan HBr 20 MG / guaiFENesin 200 MG in 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 MG / dextromethorphan HBr 15 MG in 10 mL Oral Solution) Pack
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)
2362250
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12810367
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
2362250
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.

SYPrescribable

Synonym (SY):
1 daytime (dextromethorphan HBr 20 mg / guaifenesin 200 mg per 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan hydrobromide 15 mg per 10 mL Oral Solution) Pack
(Atom ID: 12810366)

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
1 daytime (dextromethorphan HBr 20 MG / guaifenesin 200 MG per 20 ML Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 MG / dextromethorphan hydrobromide 15 MG per 10 ML Oral Solution) Pack
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)
2362250
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12810366
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2362250
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.

TMSYPrescribable

Tall Man Lettering Synonym (TMSY):
1 daytime (dextromethorphan HBr 20 mg / guaiFENesin 200 mg per 20 mL Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 mg / dextromethorphan hydrobromide 15 mg per 10 mL Oral Solution) Pack
(Atom ID: 12810827)

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
1 daytime (dextromethorphan HBr 20 MG / guaiFENesin 200 MG per 20 ML Oral Solution) / 1 nighttime (chlorpheniramine maleate 2 MG / dextromethorphan hydrobromide 15 MG per 10 ML Oral Solution) Pack
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)
2362250
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12810827
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
2362250
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.

GPCKPrescribable

Generic Pack (GPCK):
{1 (chlorpheniramine maleate 0.2 mg/ML / dextromethorphan hydrobromide 1.5 mg/ML Oral Solution) / 1 (dextromethorphan hydrobromide 1 mg/ML / guaifenesin 10 mg/ML Oral Solution) } Pack
(Atom ID: 12813956)

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
{1 (chlorpheniramine maleate 0.2 MG/ML / dextromethorphan hydrobromide 1.5 MG/ML Oral Solution) / 1 (dextromethorphan hydrobromide 1 MG/ML / guaifenesin 10 MG/ML Oral Solution) } Pack
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)
2362250
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12813956
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
GPCK
Generic Pack ({# (Ingredient + Strength + Dose Form) / # (Ingredient + Strength + Dose Form)} Pack)
Source Code
2362250
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 ACTIVATED
12/27/2024
Date the RxNorm atom was reactivated
RXN HUMAN DRUG
US
Drug available for use in Humans
RXN OBSOLETED
02/27/2024
Date the RxNorm atom became obsolete

TMSYPrescribable

Tall Man Lettering Synonym (TMSY):
{1 (chlorpheniramine maleate 0.2 mg/ML / dextromethorphan hydrobromide 1.5 mg/ML Oral Solution) / 1 (dextromethorphan hydrobromide 1 mg/ML / guaiFENesin 10 mg/ML Oral Solution) } Pack
(Atom ID: 12815520)

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
{1 (chlorpheniramine maleate 0.2 MG/ML / dextromethorphan hydrobromide 1.5 MG/ML Oral Solution) / 1 (dextromethorphan hydrobromide 1 MG/ML / guaiFENesin 10 MG/ML Oral Solution) } Pack
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)
2362250
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12815520
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
2362250
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

Chlorpheniramine


Chlorpheniramine relieves red, itchy, watery eyes; sneezing; itchy nose or throat; and runny nose caused by allergies, hay fever, and the common cold. Chlorpheniramine helps control the symptoms of cold or allergies but will not treat the cause of the symptoms or speed recovery. Chlorpheniramine is in a class of medications called antihistamines. It works by blocking the action of histamine, a substance in the body that causes allergic symptoms.
[Learn More]


Dextromethorphan


Dextromethorphan is used to temporarily relieve cough caused by the common cold, the flu, or other conditions. Dextromethorphan will relieve a cough but will not treat the cause of the cough or speed recovery. Dextromethorphan is in a class of medications called antitussives. It works by decreasing activity in the part of the brain that causes coughing.
[Learn More]


Guaifenesin


Guaifenesin is used to relieve chest congestion. Guaifenesin may help control symptoms but does not treat the cause of symptoms or speed recovery. Guaifenesin is in a class of medications called expectorants. It works by thinning the mucus in the air passages to make it easier to cough up the mucus and clear the airways.
[Learn More]


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