Regimens Recommended for Eradication of H. Pylori Infection
| Drug | Dose |
|---|---|
| Triple therapy | |
| 1. Bismuth subsalicylate plus | 2 tablets qid |
| Metronidazoleplus | 250 mg qid |
| Tetracyclinea | 500 mg qid |
| 2. Ranitidine bismuth citrate plus | 400 mg bid |
| Tetracycline plus | 500 mg bid |
| Clarithromycin or metronidazole | 500 mg bid |
| 3. Omeprazole (lansoprazole) plus | 20 mg bid (30 mg bid) |
| Clarithromycin plus | 250 or 500 mg bid |
| Metronidazoleb or | 500 mg bid |
| Amoxicillinc | 1 g bid |
| Quadruple therapy | |
| Omeprazole (lansoprazole) | 20 mg (30 mg) daily |
| Bismuth subsalicylate | 2 tablets qid |
| Metronidazole | 250 mg qid |
| Tetracycline | 500 mg qid |
aAlternative: use prepacked Helidac.
bAlternative: use prepacked Prevpac.
cUse either metronidazole or amoxicillin, not both.