CRYSViTA 10 mg in 1 mL Injection
RxNorm 2043864

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2043864 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: CRYSViTA 10 mg in 1 mL Injection.

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

SBD
1 mL burosumab-twza 10 mg/ML Injection [Crysvita]
AUI:10268912
View
PSN
CRYSViTA 10 mg in 1 mL Injection
AUI:10268913
View
SY
Crysvita 10 mg per 1 mL Injection
AUI:10268914
View

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

SBDPrescribable

Semantic Branded Drug (SBD):
1 mL burosumab-twza 10 mg/ML Injection [Crysvita]
(Atom ID: 10268912)

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
1 ML burosumab-twza 10 MG/ML Injection [Crysvita]
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)
2043864
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
10268912
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBD
Semantic Branded Drug (Ingredient + Strength + Dose Form + Brand Name)
Source Code
2043864
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
{2043856} 2043855
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{2043856} 2043855
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AVAILABLE STRENGTH
10 MG/ML (expressed as burosumab-twza)
Available drug strengths listed in the order of ingredients from the drug
RXN BOSS FROM
{2043856} 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
RXN QUANTITY
1 ML
Normal Form quantity factor
PSNPrescribable

Prescribable Name (PSN):
CRYSViTA 10 mg in 1 mL Injection
(Atom ID: 10268913)

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
CRYSViTA 10 MG in 1 ML Injection
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)
2043864
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
10268913
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
2043864
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):
Crysvita 10 mg per 1 mL Injection
(Atom ID: 10268914)

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
Crysvita 10 MG per 1 ML Injection
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)
2043864
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
10268914
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
2043864
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

Burosumab-twza Injection


Burosumab-twza injection is used to treat X-linked hypophosphatemia (XLH; an inherited disease where the body doesn't maintain phosphorus and that leads to weak bones) in adults and children 6 months of age and older. It is also used to treat tumor-induced osteomalacia (a tumor that causes a loss of phosphorus in the body that leads to weak bones) that cannot be surgically removed in adults and children 2 years of age and older, Burosumab-twza injection is in a class of medications called fibroblast growth factor 23 (FGF23) blocking antibodies. It works by blocking the action of a certain natural substance in the body which causes the symptoms of XLH.
[Learn More]


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