Aluminum hydroxide 200 mg / magnesium hydroxide 200 mg / simethicone 25 mg [Gelusil]
RxNorm 571990

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 571990 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: aluminum hydroxide 200 mg / magnesium hydroxide 200 mg / simethicone 25 mg [Gelusil].

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

SBDC
Aluminum hydroxide 200 mg / magnesium hydroxide 200 mg / simethicone 25 mg [Gelusil]
AUI:12305706
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This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

SBDCPrescribable

Semantic Branded Drug Component (SBDC):
Aluminum hydroxide 200 mg / magnesium hydroxide 200 mg / simethicone 25 mg [Gelusil]
(Atom ID: 12305706)

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 200 MG / magnesium hydroxide 200 MG / simethicone 25 MG [Gelusil]
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)
571990
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12305706
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBDC
Semantic Branded Drug Component (Ingredient + Strength + Brand Name)
Source Code
571990
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

Aluminum Hydroxide


Aluminum hydroxide is used for the relief of heartburn, sour stomach, and peptic ulcer pain and to promote the healing of peptic ulcers.
[Learn More]


Magnesium Hydroxide


Magnesium hydroxide is used to treat occasional constipation in children and adults on a short-term basis. Magnesium hydroxide is in a class of medications called saline laxatives. It works by causing water to be retained with the stool. This increases the number of bowel movements and softens the stool so it is easier to pass.
[Learn More]


Simethicone


Simethicone is used to treat the symptoms of gas such as uncomfortable or painful pressure, fullness, and bloating. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.
[Learn More]


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