• Potent long acting histamine H2 receptor antagonist for the treatment of duodenal & gastric ulcer. • It inhibits basal & stimulates secretion of gastric acid, reducing both the volume & the acid and pepsin content of secretion. • Ranitidine has a relatively long duration of action and so a single 75mg dose effectively suppresses gastric acid secretion for 12 hrs. Indication: • Duodenal Ulcer • Benign Gastric Ulcer • Reflux Oesophagitis • Postoperative Gastric Ulceration