The clinical controlled study of Bushen Kangkui Decoction(BSKKD)on 150 peptic ulcer patients showed that it had a similar effect to injectio cimetidini, and had a lower rate of relapse.And the long-term therapeutic effect was better than that of injectio cimetidini. Simultaneous RIA showed that PGE2 of most treated patients was below normal level before the treatment, but it has increased in various degree after the treatment. The patients under the treatment of BSKKD had significant difference PGE2 lever(P...