Polytrim 10,000 UNT / 1 mg in mL Ophthalmic Solution
RxNorm 208451

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 208451 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: Polytrim 10,000 UNT / 1 mg in mL Ophthalmic Solution.

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

SY
Polymyxin B 10000 UNT/ML / TMP 1 mg/ML Ophthalmic Solution [Polytrim]
AUI:3858731
View
SBD
Polymyxin B 10000 UNT/ML / trimethoprim 1 mg/ML Ophthalmic Solution [Polytrim]
AUI:12356702
View
SY
Polytrim (polymyxin B 10,000 UNT / trimethoprim 1 mg) per mL Ophthalmic Suspension
AUI:3060362
View
PSN
Polytrim 10,000 UNT / 1 mg in mL Ophthalmic Solution
AUI:13050213
View

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

SY

Synonym (SY):
Polymyxin B 10000 UNT/ML / TMP 1 mg/ML Ophthalmic Solution [Polytrim]
(Atom ID: 3858731)

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
Polymyxin B 10000 UNT/ML / TMP 1 MG/ML Ophthalmic Solution [Polytrim]
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)
208451
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
3858731
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
208451
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):
Polymyxin B 10000 UNT/ML / trimethoprim 1 mg/ML Ophthalmic Solution [Polytrim]
(Atom ID: 12356702)

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
polymyxin B 10000 UNT/ML / trimethoprim 1 MG/ML Ophthalmic Solution [Polytrim]
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)
208451
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12356702
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBD
Semantic Branded Drug (Ingredient + Strength + Dose Form + Brand Name)
Source Code
208451
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
{316526} 388
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{328720} 221176
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{316526} 8536
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{328720} 10829
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{316526} AM
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
{328720} AM
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
04/28/2026
Date the RxNorm atom became obsolete
RXTERM FORM
Sol
The RxTerm dose form name for this drug
SY

Synonym (SY):
Polytrim (polymyxin B 10,000 UNT / trimethoprim 1 mg) per mL Ophthalmic Suspension
(Atom ID: 3060362)

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
Polytrim (polymyxin B 10,000 UNT / trimethoprim 1 MG) per ML Ophthalmic Suspension
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)
208451
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
3060362
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
208451
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.
PSN

Prescribable Name (PSN):
Polytrim 10,000 UNT / 1 mg in mL Ophthalmic Solution
(Atom ID: 13050213)

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
Polytrim 10,000 UNT / 1 MG in ML Ophthalmic Solution
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)
208451
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
13050213
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
208451
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

Polymyxin B and Trimethoprim Ophthalmic


Polymyxin B and trimethoprim ophthalmic combination is used to treat bacterial infections of the eye including conjunctivitis (pinkeye; infection of the membrane that covers the outside of the eyeball and the inside of the eyelid) or blepharoconjunctivitis (infection of the membrane that covers the outside of the eyeball and the inside and outer parts of the eyelid). Polymyxin B and trimethoprim are in a class of medications called antibiotics. They work by killing bacteria that cause infections.
[Learn More]


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