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Chapter 75. Other Gastrointestinal Drugs. Antiemetics. Ondansetron (Zofran) – Blocks type 3 serotonin receptors on afferent vagal nerve – More effective when used with dexamethasone. Drugs for Motion Sickness. Scopolamine Side effects – Dry mouth – Blurred vision
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Chapter 75 Other Gastrointestinal Drugs
Antiemetics • Ondansetron (Zofran) – Blocks type 3 serotonin receptors on afferent vagal nerve – More effective when used with dexamethasone
Drugs for Motion Sickness • Scopolamine • Side effects – Dry mouth – Blurred vision – Drowsiness • Antihistamines
Antidiarrheal Agents • Opioids – Diphenoxylate (Lomotil) – Activate opioid receptors in the GI tract, decrease intestinal motility, slow intestinal transmit, more time for fluids and electrolytes to be absorbed
Drugs for Inflammatory Bowel Disease (IBD) • Tricyclic antidepressants • Antibiotics • Acid suppressants • Alosetron (Lotronex) • Tegaserod (Zelnorm)
More Drugs for IBD • Aminosalicylates • Glucocorticoids • Immunomodulators