[Therapy of peptic ulcer]

After a historical review of therapeutic methods of peptic ulcer the author discusses contemporary views on therapy. As a basis he uses the idea that Helicobacter pylori is the decisive factor for the development of peptic ulcers. Therefore the basis of treatment should be its eradication by bismuth salts. Despite this at present the basis of treatment are antagonists of H2 receptors. Economic aspects are important. In repeatedly relapsing ulcers with evidence of Helicobacter pylori the author recommends eradication by a combination of drugs.