12 HR dextromethorphan HBr 50 mg / guaifenesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
RxNorm 2170057

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2170057 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: 12 HR dextromethorphan HBr 50 mg / guaifenesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule.

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

SCD
12 HR dextromethorphan hydrobromide 50 mg / guaifenesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
Primary clinical definition
AUI:12335353
View
SY
12 HR dextromethorphan HBr 50 mg / guaifenesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11420007
View
TMSY
12 HR dextromethorphan HBr 50 mg / guaiFENesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11421627
View
SY
12 HR dextromethorphan HBr 50 mg / guaifenesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11420006
View
TMSY
12 HR dextromethorphan HBr 50 mg / guaiFENesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11421628
View
SY
12 HR Dextromethorphan Hydrobromide 50 mg / Guaifenesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11421618
View
TMSY
12 HR Dextromethorphan Hydrobromide 50 mg / guaiFENesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11421626
View
SY
12 HR Dextromethorphan Hydrobromide 50 mg / Guaifenesin 400 mg / Pot guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11421617
View
TMSY
12 HR Dextromethorphan Hydrobromide 50 mg / guaiFENesin 400 mg / Pot guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:11421631
View
TMSY
12 HR dextromethorphan hydrobromide 50 mg / guaiFENesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
AUI:12381526
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):
12 HR dextromethorphan hydrobromide 50 mg / guaifenesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 12335353)

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
12 HR dextromethorphan hydrobromide 50 MG / guaifenesin 400 MG / potassium guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12335353
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCD
Semantic Clinical Drug (Ingredient + Strength + Dose Form)
Source Code
2170057
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
{2122599} 102490
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{2168443} 636827
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{316015} 5032
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{2122599} 3289
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{2168443} 91275
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{316015} 5032
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{2122599} 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
{2168443} 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
{316015} 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
RXN QUANTITY
12 HR
Normal Form quantity factor
SY

Synonym (SY):
12 HR dextromethorphan HBr 50 mg / guaifenesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11420007)

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
12 HR dextromethorphan HBr 50 MG / guaifenesin 400 MG / K+ guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11420007
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2170057
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):
12 HR dextromethorphan HBr 50 mg / guaiFENesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11421627)

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
12 HR dextromethorphan HBr 50 MG / guaiFENesin 400 MG / K+ guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11421627
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
2170057
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):
12 HR dextromethorphan HBr 50 mg / guaifenesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11420006)

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
12 HR dextromethorphan HBr 50 MG / guaifenesin 400 MG / potassium guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11420006
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2170057
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):
12 HR dextromethorphan HBr 50 mg / guaiFENesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11421628)

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
12 HR dextromethorphan HBr 50 MG / guaiFENesin 400 MG / potassium guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11421628
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
2170057
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):
12 HR Dextromethorphan Hydrobromide 50 mg / Guaifenesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11421618)

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
12 HR Dextromethorphan Hydrobromide 50 MG / Guaifenesin 400 MG / K+ guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11421618
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2170057
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):
12 HR Dextromethorphan Hydrobromide 50 mg / guaiFENesin 400 mg / K+ guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11421626)

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
12 HR Dextromethorphan Hydrobromide 50 MG / guaiFENesin 400 MG / K+ guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11421626
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
2170057
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):
12 HR Dextromethorphan Hydrobromide 50 mg / Guaifenesin 400 mg / Pot guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11421617)

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
12 HR Dextromethorphan Hydrobromide 50 MG / Guaifenesin 400 MG / Pot guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11421617
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2170057
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):
12 HR Dextromethorphan Hydrobromide 50 mg / guaiFENesin 400 mg / Pot guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 11421631)

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
12 HR Dextromethorphan Hydrobromide 50 MG / guaiFENesin 400 MG / Pot guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11421631
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
2170057
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):
12 HR dextromethorphan hydrobromide 50 mg / guaiFENesin 400 mg / potassium guaiacolsulfonate 200 mg Extended Release Oral Capsule
(Atom ID: 12381526)

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
12 HR dextromethorphan hydrobromide 50 MG / guaiFENesin 400 MG / potassium guaiacolsulfonate 200 MG Extended Release Oral Capsule
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)
2170057
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12381526
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
2170057
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.