the endoscopic healing rates and factors related to healing of two cimetidine regimens designed to reduce respectively postprandial and nocturnal acid secretions were studied in a randomised trial of cimetidine 200 mg tds with meals , vs 600 mg at bedtime , vs 200 mg tds with meals plus 400 mg at bedtime in 246 patients with duodenal ulcer .
C0008783
cimetidine
C0013295
duodenal ulcer