GI Drugs

Card Set Information

Author:
nika.steffan
ID:
153208
Filename:
GI Drugs
Updated:
2012-05-09 23:16:34
Tags:
GI Drugs Pathophysiology Pharmacology
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Description:
Antacids/H2 Antagonists/ Carafate/ Anti-emetics
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  1. What are the four categories of antacids and the meds in each?
    • 1. Aluminum: Basaljel, Alternagel, Amphogel, Phosphojel
    • 2. Magnesium: MOM (Milk of magnesia)
    • 3. Calcium: Tums
    • 4. Combined products (Aluminum + ____) = Malox, Gaviscon, Mylanta
  2. Do antacids raise or lower the pH?
    Raise pH
  3. What are 3 drugs used in the treatment of GERD?
    • Antacids (Malox)
    • H2 Antagonist (Zantac)
    • Carafate
  4. How do antacids work and what are they used for?
    Relieves symptoms r/t hyperacidity by stimulating secretions which raises pH in stomach.
  5. What are the side effects of antacids?
    • Mag - Diarrhea
    • Al and Ca- Constipation
    • Ca only - rebounding hyperacidity and stones
  6. Zantac, Axid, Pepcid, and Tagament are all examples of what GI drug and how do they work?
    • H2 Antagonists
    • Work by blocking H2 receptors of acid-producing cells which decrease responsiveness to histamine, decrease ACH and gastrin secretion.
  7. What are the uses and indications of H2 antagonists?
    -Most popular drug for the treatment and prevention of antacid disorders
  8. Which OTC gi drug should be taken with meals to prolong the effects and taken one hour apart from antacids?
    H2 antagonists
  9. What type of an agent is Carafate and how does it work?
    • Cytoprotective Agent; Sucrose and Aluminum Hydroxide
    • - Binds to ulcers and erosions, forming protective layer for 6 hours and hastens healing of ulcers. Raises gastric pH and stimulates secretions.
  10. Carafate is only available in what route and when should it be taken?
    Topical only - 4 x a day-- 1 hour before meals and at bedtime
  11. What are the 2 antiemetic agents used to prevent N&V with chemotherapy? And which one is also used for anorexia associated in AIDS clients?
    • 1. Serotonin blockers: Zofran, Kytril
    • 2. Tetra-cannabinoids: Dronabinol ; <-- Also used in anorexia w. AIDS
  12. What are the 6 categories of Antiemetic agents and what medications are under each category?
    • 1. Anticholinergics: Scoplamine, Tigan
    • 2. Antihistamine: Promethazine, Meclizine
    • 3. Neuroleptic: Compazine
    • 4. Prokinetic: Reglan
    • 5. Serotonin Blockers: Zofran, Kytril
    • 6. Tetra-cannabinoids: Dronabinol
  13. What are the nursing considerations for the scopolamine patch?
    Anticholinergic-

    Considerations: Apply behind ear atleast 4-12 hrs before antiemetic effect desired. Pupils may be dilated on the side of the patch. Tolerance may occur.
  14. Which antiemetic agent can also be used for GERD and Delayed gastric emptying?
    Prokenetic Agents
  15. Scoplamine and Tigan
    Anticholinergics
  16. Promethazine and Meclizine
    Antihistamine
  17. Compazine
    Neuroleptic Agents
  18. Reglan
    Prokinetic Agents
  19. Zofran and Kytril
    Serotonin Blockers
  20. Dronabinol
    Tetra-cannabinoids
  21. Which antiemetic drug can also be used for psychotic disorders and intractible hiccups
    Neuroleptic Agents
  22. What antiemetic drug is also used for nonproductive coughs, sedation, rhinitis, allergy symptoms
    Antihistamines

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