Salmeterol xinafoate 50 mcg/INHAL Dry Powder Inhaler, 28 Blisters
RxNorm 866044

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 866044 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: salmeterol xinafoate 50 mcg/INHAL Dry Powder Inhaler, 28 Blisters.

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

SCD
28 ACTUAT salmeterol 0.05 mg/ACTUAT Dry Powder Inhaler
Primary clinical definition
AUI:2996821
View
SY
Salmeterol 50 mcg (salmeterol xinafoate 72.5 mcg) per ACTUAT Dry Powder Inhaler, 28 ACTUAT
AUI:5036292
View
PSN
Salmeterol xinafoate 50 mcg/INHAL Dry Powder Inhaler, 28 Blisters
AUI:6365696
View

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

SCD

Semantic Clinical Drug (SCD):
28 ACTUAT salmeterol 0.05 mg/ACTUAT Dry Powder Inhaler
(Atom ID: 2996821)

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
28 ACTUAT salmeterol 0.05 MG/ACTUAT Dry Powder Inhaler
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)
866044
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
2996821
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCD
Semantic Clinical Drug (Ingredient + Strength + Dose Form)
Source Code
866044
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
{331524} 72616
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{331524} 36117
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{331524} 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
02/24/2025
Date the RxNorm atom became obsolete
RXN QUANTITY
28 ACTUAT
Normal Form quantity factor
RXTERM FORM
DPI
The RxTerm dose form name for this drug
SY

Synonym (SY):
Salmeterol 50 mcg (salmeterol xinafoate 72.5 mcg) per ACTUAT Dry Powder Inhaler, 28 ACTUAT
(Atom ID: 5036292)

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
salmeterol 50 MCG (salmeterol xinafoate 72.5 MCG) per ACTUAT Dry Powder Inhaler, 28 ACTUAT
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)
866044
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
5036292
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
866044
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):
Salmeterol xinafoate 50 mcg/INHAL Dry Powder Inhaler, 28 Blisters
(Atom ID: 6365696)

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
salmeterol xinafoate 50 MCG/INHAL Dry Powder Inhaler, 28 Blisters
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)
866044
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
6365696
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
866044
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

Salmeterol Oral Inhalation


Salmeterol is used to control wheezing, shortness of breath, coughing, and chest tightness in people with chronic obstructive pulmonary disease (COPD; a group of lung diseases that includes chronic bronchitis and emphysema). It is also used along with an inhaled steroid medication to control wheezing, shortness of breath, coughing, and chest tightness and in adults and children 4 years of age and older with asthma. It is also is used to prevent bronchospasm (breathing difficulties) during exercise in adults and children 4 years of age and older. Salmeterol is in a class of medications called long-acting beta agonists (LABAs). It works by relaxing and opening air passages in the lungs, making it easier to breathe.
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