About urea
Carbon-13 urea diagnostic agent
Used for
- Helps detect Helicobacter pylori infection using a breath test.
Usual adult dose
One tablet once, taken as directed with the breath-test procedure.
Usual dose in children
Dose depends on the test kit and child’s age; follow the kit instructions.
Common side effects
- Usually well tolerated.
- Occasional nausea or abdominal discomfort.
Important warnings
- For diagnostic testing only; do not swallow unless instructed by the test protocol.
- Recent antibiotics, bismuth, or acid-reducing medicines can affect test accuracy.
Pregnancy
Not a treatment medicine; ask the testing clinician whether testing should be delayed during pregnancy.
Breastfeeding
Not a treatment medicine; available information on use during breastfeeding is limited.
Interactions
- Antibiotics and bismuth can cause false-negative results.
- Proton-pump inhibitors and other acid-reducing medicines may affect accuracy.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.