本文观察了避孕2号对消化性溃疡的疗效。将40例男性消化性溃疡患者分为两组:一组20例用避孕2号(试验组)1片,睡前口服;另一组20例用20例用甲氰咪胍O.2g每日3次或0.4g,睡前口服(甲氰咪胍组)。经一个疗程6周后,经内窥镜复查,试验组胃溃疡和十二指肠溃疡的治愈率分别为80％和20％,甲氰咪胍组胃溃疡和十二指肠溃疡的治愈率分别为40％和60％。两组胃、十二指肠溃疡的治愈率上的差异在统计学上无意义(P>0.05)。试验组中仅少数现例出现轻微的乳房胀痛和性欲减退。 This article examines the contraceptive 2 on the efficacy of peptic ulcer. 40 cases of peptic ulcer patients were divided into two groups: a group of 20 cases with contraception 2 (experimental group) 1, oral before going to bed; the other 20 cases with 20 cases with cimetidine O.2g daily 3 times or 0.4g, orally before going to bed (cimetidine group). After a course of 6 weeks, the endoscopic examination, the experimental group of gastric ulcer and duodenal ulcer cure rates were 80% and 20%, cimetidine group of gastric ulcer and duodenal ulcer cure rate 40% and 60% respectively. The differences in the cure rates of gastric and duodenal ulcer between the two groups were statistically insignificant (P> 0.05). Only a few cases in the experimental group showed mild breast tenderness and loss of libido.