Primary treatment | Retreatment after one failed course of treatment |
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1) Omeprazole 20 mg, esomeprazole 20 mg, lansoprazole 30 mg, pantoprazole 40 mg or rabeprazole 20 mg 2) Penicillin hypersensitivity is tested in uncertain cases. | |
PPI, normal dose1) + clarithromycin 500 mg + amoxicillin 1 g; all twice daily for one week | PPI, normal dose1) twice daily + amoxicillin 1 g twice daily + levofloxacin 500 mg once daily; all for 10 days |
In penicillin hypersensitivity2) : PPI, normal dose1) twice daily + clarithromycin 250 mg twice daily + metronidazole 400 mg three times daily; for one week | In penicillin hypersensitivity2) , amoxicillin can be replaced with tetracycline 500 mg four times daily. |