Gaviscon Extra Strength 254 mg / 237.5 mg in 5 mL Oral Suspension
RxNorm 404472

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 404472 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: Gaviscon Extra Strength 254 mg / 237.5 mg in 5 mL Oral Suspension.

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

SBD
Aluminum hydroxide 50.8 mg/ML / magnesium carbonate 47.5 mg/ML Oral Suspension [Gaviscon]
AUI:12358213
View
PSN
Gaviscon Extra Strength 254 mg / 237.5 mg in 5 mL Oral Suspension
AUI:8258400
View
SY
Gaviscon Extra Strength Liquid (aluminum hydroxide 254 mg / magnesium carbonate 237.5 mg) per 5 mL Oral Suspension
AUI:3620966
View

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

SBDPrescribable

Semantic Branded Drug (SBD):
Aluminum hydroxide 50.8 mg/ML / magnesium carbonate 47.5 mg/ML Oral Suspension [Gaviscon]
(Atom ID: 12358213)

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
aluminum hydroxide 50.8 MG/ML / magnesium carbonate 47.5 MG/ML Oral Suspension [Gaviscon]
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)
404472
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12358213
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBD
Semantic Branded Drug (Ingredient + Strength + Dose Form + Brand Name)
Source Code
404472
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
{315338} 612
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{330999} 29155
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{315338} 612
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{330999} 1544139
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AVAILABLE STRENGTH
50.8 MG/ML / 47.5 MG/ML
Available drug strengths listed in the order of ingredients from the drug
RXN BOSS FROM
{315338} 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
{330999} 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 HUMAN DRUG
US
Drug available for use in Humans
RXTERM FORM
Susp
The RxTerm dose form name for this drug
PSNPrescribable

Prescribable Name (PSN):
Gaviscon Extra Strength 254 mg / 237.5 mg in 5 mL Oral Suspension
(Atom ID: 8258400)

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
Gaviscon Extra Strength 254 MG / 237.5 MG in 5 mL Oral Suspension
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)
404472
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
8258400
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
404472
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):
Gaviscon Extra Strength Liquid (aluminum hydroxide 254 mg / magnesium carbonate 237.5 mg) per 5 mL Oral Suspension
(Atom ID: 3620966)

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
Gaviscon Extra Strength Liquid (aluminum hydroxide 254 MG / magnesium carbonate 237.5 MG) per 5 ML Oral Suspension
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)
404472
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
3620966
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
404472
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.