FluMist 2025-2026 Formula Nasal Spray
RxNorm 2720402

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2720402 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: FluMist 2025-2026 Formula Nasal Spray.

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

PSN
FluMist 2025-2026 Formula Nasal Spray
AUI:12991468
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SY
FluMist 2025-2026 Formula Nasal Spray
AUI:12991467
View
SBD
Influenza A virus A/Norway/31694/2022 (H1N1) antigen 158000000 UNT/ML / influenza A virus A/Perth/722/2024 (H3N2) antigen 158000000 UNT/ML / influenza B virus B/Austria/1359417/2021 antigen 158000000 UNT/ML Nasal Spray [FluMist 2025-2026]
AUI:12991466
View

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

PSNPrescribable

Prescribable Name (PSN):
FluMist 2025-2026 Formula Nasal Spray
(Atom ID: 12991468)

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
FluMist 2025-2026 Formula Nasal Spray
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)
2720402
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12991468
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
2720402
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):
FluMist 2025-2026 Formula Nasal Spray
(Atom ID: 12991467)

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
FluMist 2025-2026 Formula Nasal Spray
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)
2720402
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12991467
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2720402
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.
SBDPrescribable

Semantic Branded Drug (SBD):
Influenza A virus A/Norway/31694/2022 (H1N1) antigen 158000000 UNT/ML / influenza A virus A/Perth/722/2024 (H3N2) antigen 158000000 UNT/ML / influenza B virus B/Austria/1359417/2021 antigen 158000000 UNT/ML Nasal Spray [FluMist 2025-2026]
(Atom ID: 12991466)

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
influenza A virus A/Norway/31694/2022 (H1N1) antigen 158000000 UNT/ML / influenza A virus A/Perth/722/2024 (H3N2) antigen 158000000 UNT/ML / influenza B virus B/Austria/1359417/2021 antigen 158000000 UNT/ML Nasal Spray [FluMist 2025-2026]
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)
2720402
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12991466
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBD
Semantic Branded Drug (Ingredient + Strength + Dose Form + Brand Name)
Source Code
2720402
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
{2607743} 2605039
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{2645085} 2645084
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{2720397} 2720359
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{2607743} 2605039
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{2645085} 2645084
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{2720397} 2720359
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AVAILABLE STRENGTH
158000000 UNT/ML (expressed as influenza A virus A/Norway/31694/2022 (H1N1) antigen) / 158000000 UNT/ML (expressed as influenza A virus A/Perth/722/2024 (H3N2) antigen) / 158000000 UNT/ML (expressed as influenza B virus B/Austria/1359417/2021 antigen)
Available drug strengths listed in the order of ingredients from the drug
RXN BOSS FROM
{2607743} 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
{2645085} 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
{2720397} 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
Spray
The RxTerm dose form name for this drug