Medications and the GI System

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  1. Dicyclomine HCl (Bentyl)
    Suppresses peristalsis and decreases gastric emptying.
  2. Opioid analgesics
    Slow peristalsis and segmental contractions, often resulting in constipation
  3. Anticholinergic drugs, such as atropine or glycopyrrolate
    Inhibit gastric acid secretion and depress GI motility
  4. Antibiotics
    Produce diarrhea by disrupting the normal bacterial flora in the GI tract.
  5. Nonsteroidal antiinflammatory drugs
    Causes gastrointestinal irritation that increases the incidence of bleeding with serious consequences to older adults
  6. Aspirin
    A prostaglandin inhibitor, it interferes with the formation and production of protective mucus and causes GI bleeding.
  7. Histamine (h2) antagonists
    Suppress the secretion of HCl and interferes with the digestion of some foods
  8. Iron
    Causes discoloration of the stool (black), nausea, vomiting, constipation, and abdominal cramps
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Medications and the GI System
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Medications and the GI System
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