GI Class/Indications

Proton pump inhibitor (GERD, erosive esophagitis)

Antimuscarinic (IBS)

Proton pump inhibitor (erosive esophagitis, H. pylori, prevention of NSAID-induced gastropathy, Zollinger-Ellison syndrome)

Histamine H2 antagonist (GERD, duodenal ulcer, gastric ulcer, indigestion)

Proton pump inhibitor (erosive esophagitis, H. pylori, duodenal ulcer, gastric ulcer, Zollinger-Ellison syndrome)

Antidiarrheal

Antiemetic, histamine H1 antagonist (motion sickness, vertigo)

Antiemetic, dopamine antagonist (GERD, diabetic gastroparesis)

Proton pump inhibitor (erosive esophagitis, H. pylori, duodenal ulcer, gastric ulcer)

Antiemetic, selective 5-HT3 antagonist (chemotherapy-induced, radiation-induced, postoperative prevention of nausea/vomiting)

Proton pump inhibitor (erosive esophagitis, gastric hypersecretion, Zollinger-Ellison syndrome)

Hyperosmotic laxative (colonoscopy preparation, constipation)

Phenothiazine (nausea/vomiting, anxiety)

Phenothiazine antihistamine (motion sickness, allergy, nausea/vomiting)

Proton pump inhibitor (GERD, H. pylori, gastric hypersecretion, duodenal ulcer)

Gastrointestinal agent (duodenal ulcer)