Dexamethasone / tobramycin Ophthalmic Suspension
RxNorm 378984

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 378984 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: dexamethasone / tobramycin Ophthalmic Suspension.

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

SCDF
Dexamethasone / tobramycin Ophthalmic Suspension
AUI:12257928
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TMSY
DexAMETHasone / tobramycin Ophthalmic Suspension
AUI:12814398
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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.

SCDFPrescribable

Semantic Clinical Drug Form (SCDF):
Dexamethasone / tobramycin Ophthalmic Suspension
(Atom ID: 12257928)

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
dexamethasone / tobramycin Ophthalmic 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)
378984
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12257928
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCDF
Semantic Clinical Drug Form (Ingredient + Dose Form)
Source Code
378984
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):
DexAMETHasone / tobramycin Ophthalmic Suspension
(Atom ID: 12814398)

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
dexAMETHasone / tobramycin Ophthalmic 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)
378984
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12814398
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
378984
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

Dexamethasone Ophthalmic


Dexamethasone reduces the irritation, redness, burning, and swelling of eye caused by chemicals, heat, radiation, infection, allergy, or foreign bodies in the eye. It is sometimes used after eye surgery.
[Learn More]


Tobramycin Ophthalmic


Ophthalmic tobramycin is used to treat eye infections. Tobramycin is in a class of medications called antibiotics. It works by killing bacteria that cause infections.
[Learn More]


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