Niraparib 50 mg / abiraterone acetate 500 mg Oral Tablet
RxNorm 2645244

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2645244 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: niraparib 50 mg / abiraterone acetate 500 mg Oral Tablet.

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

SCD
Abiraterone acetate 500 mg / niraparib 50 mg Oral Tablet
Primary clinical definition
AUI:12828128
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SY
Abiraterone acetate 500 mg / niraparib 50 mg (equivalent to 76.9 mg niraparib tosylate) Oral Tablet
AUI:12828137
View
PSN
Niraparib 50 mg / abiraterone acetate 500 mg Oral Tablet
AUI:12828139
View

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

SCDPrescribable

Semantic Clinical Drug (SCD):
Abiraterone acetate 500 mg / niraparib 50 mg Oral Tablet
(Atom ID: 12828128)

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
abiraterone acetate 500 MG / niraparib 50 MG Oral Tablet
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)
2645244
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12828128
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCD
Semantic Clinical Drug (Ingredient + Strength + Dose Form)
Source Code
2645244
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
{1918041} 1100071
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{2645239} 2640208
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{1918041} 1100072
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{2645239} 1918231
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AVAILABLE STRENGTH
500 MG (expressed as abiraterone acetate) / 50 MG
Available drug strengths listed in the order of ingredients from the drug
RXN BOSS FROM
{1918041} 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
{2645239} 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 HUMAN DRUG
US
Drug available for use in Humans
RXTERM FORM
Tab
The RxTerm dose form name for this drug
SYPrescribable

Synonym (SY):
Abiraterone acetate 500 mg / niraparib 50 mg (equivalent to 76.9 mg niraparib tosylate) Oral Tablet
(Atom ID: 12828137)

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
abiraterone acetate 500 MG / niraparib 50 MG (equivalent to 76.9 MG niraparib tosylate) Oral Tablet
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)
2645244
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12828137
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2645244
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.
PSNPrescribable

Prescribable Name (PSN):
Niraparib 50 mg / abiraterone acetate 500 mg Oral Tablet
(Atom ID: 12828139)

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
niraparib 50 MG / abiraterone acetate 500 MG Oral Tablet
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)
2645244
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12828139
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
2645244
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

Niraparib and Abiraterone


Niraparib and abiraterone is used in combination with prednisone to treat a certain type of prostate cancer that has already been treated with other medications and has spread to other parts of the body. Niraparib is in a class of medications called poly (ADP-ribose) polymerase (PARP) inhibitors. It works by killing cancer cells. Abiraterone is in a class of medications called androgen biosynthesis inhibitors. It works by decreasing the amount of certain hormones in the body.
[Learn More]


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