cumulative rates of ulcer healing observed in patients with duodenal ulcers after 4 weeks ' treatment with enprostil 35 micrograms twice daily were about 50 to 80 % , which were similar to those seen in comparative trials with usual therapeutic doses of cimetidine or pirenzepine , but less than occurred with ranitidine .
C0013295
duodenal ulcers
C0034665
ranitidine