Ancid 500 mg. Active ingredient: hydrotalcite. Application areas: Symptomatic treatment of diseases in which the stomach acid is to be bound: stomach and duodenum ulcers (ulcus ventriculi and ulcer duodeni), Sodburn and acid-related stomach complaints. If there is suspected gastric or duodenary ulcer, an investigation on H. Pylori - and in the case of proof - a recognized antibacterial combination therapy are considered, as the ulcer disease is generally reheated with successful use of such therapy.