Gastrointestinal ( Pharmacology)

Acid suppression: antacids, H₂ blockers (ranitidine), PPIs (omeprazole), prostaglandin analogs (misoprostol)

Laxatives and antidiarrheals: lactulose, senna, loperamide, diphenoxylate

Antiemetics: ondansetron, metoclopramide, promethazine

Prokinetic agents: metoclopramide, erythromycin

Drugs for IBD: sulfasalazine, corticosteroids, biologics (infliximab)

Hepatic and biliary drugs: ursodiol, lactulose for hepatic encephalopathy

Pancreatic enzyme supplements