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Amoxicillin / Clarithromycin / Omeprazole Dosage

Applies to the following strength(s): 500 mg-500 mg-20 mg

The information at is not a substitute for medical advice. Always consult your doctor or pharmacist.

Usual Adult Dose for Helicobacter pylori Infection

Initial dose: Amoxicillin 1000 mg; clarithromycin 500 mg; omeprazole 20 mg orally twice a day in the morning and evening before eating a meal
Duration of therapy:
-10 days
-In patients with an active ulcer, an additional 18 days of omeprazole 20 mg once a day is recommended

-Do not crush or chew
-Swallow whole

Renal Dose Adjustments

No adjustment recommended

Liver Dose Adjustments

Avoid in patients with hepatic impairment

Dose Adjustments

In the presence of severe renal impairment with or without coexisting hepatic impairment, prolonged dosing intervals for the clarithromycin component may be appropriate.


Consult WARNINGS section for dosing related precautions


Data not available