Gentex HC (guaiFENesin 100 mg / HYDROcodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup
RxNorm 860435

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 860435 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: Gentex HC (guaiFENesin 100 mg / HYDROcodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup.

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

PSN
Gentex HC (guaiFENesin 100 mg / HYDROcodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup
AUI:11828166
View
SY
Gentex HC (guaifenesin 100 mg / hydrocodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup
AUI:11828165
View
TMSY
Gentex HC (guaiFENesin 100 mg / HYDROcodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup
AUI:11828878
View
SBD
Guaifenesin 20 mg/ML / hydrocodone bitartrate 0.5 mg/ML / phenylephrine hydrochloride 1.5 mg/ML Oral Solution [Gentex HC]
AUI:12362915
View
TMSY
GuaiFENesin 20 mg/ML / HYDROcodone bitartrate 0.5 mg/ML / phenylephrine hydrochloride 1.5 mg/ML Oral Solution [Gentex HC]
AUI:12383383
View

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

PSN

Prescribable Name (PSN):
Gentex HC (guaiFENesin 100 mg / HYDROcodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup
(Atom ID: 11828166)

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
Gentex HC (guaiFENesin 100 MG / HYDROcodone bitartrate 2.5 MG / phenylephrine HCl 7.5 MG) per 5 mL Syrup
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)
860435
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11828166
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
860435
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):
Gentex HC (guaifenesin 100 mg / hydrocodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup
(Atom ID: 11828165)

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
Gentex HC (guaifenesin 100 MG / hydrocodone bitartrate 2.5 MG / phenylephrine HCl 7.5 MG) per 5 ML Syrup
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)
860435
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11828165
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
860435
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):
Gentex HC (guaiFENesin 100 mg / HYDROcodone bitartrate 2.5 mg / phenylephrine HCl 7.5 mg) per 5 mL Syrup
(Atom ID: 11828878)

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
Gentex HC (guaiFENesin 100 MG / HYDROcodone bitartrate 2.5 MG / phenylephrine HCl 7.5 MG) per 5 ML Syrup
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)
860435
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
11828878
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
860435
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.
SBD

Semantic Branded Drug (SBD):
Guaifenesin 20 mg/ML / hydrocodone bitartrate 0.5 mg/ML / phenylephrine hydrochloride 1.5 mg/ML Oral Solution [Gentex HC]
(Atom ID: 12362915)

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
guaifenesin 20 MG/ML / hydrocodone bitartrate 0.5 MG/ML / phenylephrine hydrochloride 1.5 MG/ML Oral Solution [Gentex HC]
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)
860435
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12362915
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBD
Semantic Branded Drug (Ingredient + Strength + Dose Form + Brand Name)
Source Code
860435
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
{316011} 5032
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{856939} 142439
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{996620} 8164
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{316011} 5032
RXCUI of BOSS Active Moiety 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
{996620} 8163
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{316011} 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
{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
{996620} 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):
GuaiFENesin 20 mg/ML / HYDROcodone bitartrate 0.5 mg/ML / phenylephrine hydrochloride 1.5 mg/ML Oral Solution [Gentex HC]
(Atom ID: 12383383)

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
guaiFENesin 20 MG/ML / HYDROcodone bitartrate 0.5 MG/ML / phenylephrine hydrochloride 1.5 MG/ML Oral Solution [Gentex HC]
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)
860435
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12383383
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
860435
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.