Drug Study – Ranitidine
by: ishi21, RN
Zantac, Zantac EFFERdose, Zantac GELdose, Zantac-75
Potent anti-ulcer drug that competitively and reversibly inhibits histamine action at H2-receptor sites on parietal cells, thus blocking gastric acid secretion. Indirectly reduces pepsin secretion but appears to have minimal effect on fasting and postprandial serum gastrin concentrations or secretion of gastric intrinsic factor or mucus
GASTROINTESTINAL AGENT; ANTISECRETORY (H2-RECEPTOR ANTAGONIST)
Short-term treatment of active duodenal ulcer; maintenance therapy for duodenal ulcer patient after healing of acute ulcer; treatment of gastroesophageal reflux disease; short-term treatment of active, benign gastric ulcer; treatment of pathologic GI hypersecretory conditions (e.g., Zollinger-Ellison syndrome, systemic mastocytosis, and postoperative hypersecretion); heartburn.