Urea ¹³C Other names: Urea, labelled Urea 13C

Chemical formula: CH₄N₂O  Molecular mass: 61.048 g/mol  PubChem compound: 636363

Active ingredient description

13C-urea is administered in the course of the breath test. After oral ingestion the labelled urea reaches the gastric mucosa. In the presence of Helicobacter pylori the 13C-urea is metabolised by the enzyme urease of Helicobacter pylori.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
V04CX05 V Various → V04 Diagnostic agents → V04C Other diagnostic agents → V04CX Other diagnostic agents
Discover more medicines within V04CX05

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
HELICOBACTER Powder for oral solution European Medicines Agency (EU) MPI, EU: SmPC
DIABACT UBT Tablet Health Products Regulatory Authority (IE) MPI, EU: SmPC

Structural formula

Graphic representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 58069-82-2
DrugBank Drug: DB09510
KEGG Drug: D01749
PubChem Compound: 636363
RxNorm Ingredient: 226724
UNII Identifier: W6KX9E6D8X
UREA C-13

Medicines

Urea ¹³C is an active ingredient of these brands:

Croatia (HR)

Estonia (EE)

Finland (FI)

France (FR)

Hong Kong (HK)

Ireland (IE)

Italy (IT)

Japan (JP)

Lithuania (LT)

Poland (PL)

Singapore (SG)

Spain (ES)

United Kingdom (UK)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

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