Document Classification

Section Type: METHODS

Text: Three groups were randomized to have (1) 2 x 150 mg nizatidine twice daily, 2 x 250 mg amoxicillin four times daily, and 2 x 250 mg clarithromycin three times daily for two weeks (niz-amox-clar group, N = 25) ; or (2) 20 mg omeprazole twice daily plus 2 x 250 mg clarithromycin three times daily for two weeks (ome-clar group, N = 25) ; or (3) 300 mg bismuth subsalicylate four times daily, and 2 x 250 mg amoxicillin four times daily, 250 mg metronidazole four times daily for two weeks (triple therapy group, N = 25).