Two and four weeks' treatment for duodenal ulcer. Symptom relief and clinical remission comparing omeprazole and ranitidine. Scandinavian Clinics for United Research.

In a Swedish-Norwegian multicentre study patients with endoscopically verified duodenal ulcers (greater than 5 mm) were randomized to 2 or 4 weeks of treatment with either 20 mg omeprazole once daily or 300 mg ranitidine once daily. The aim was to evaluate 2 and 4 weeks' treatment with regard to symptomatic improvement during treatment, relapse after… (More)