The nurse is providing an in-service on mucosal protectants. What medication protects the ulcer from further injury from acid and pepsin and is a viscous substance that can stick to the ulcer for up to 6 hours?
Loperamide (mad um)
Cimet dine Tagamer HB)
Docusate sad bin (Colace)
Sucralfate (Carafate)
The Correct Answer is D
A. Loperamide (Imodium): This is an anti-diarrheal medication and does not protect mucosal ulcers.
B. Cimetidine (Tagamet HB): Cimetidine is an H2 blocker used to reduce stomach acid, but it does not form a protective barrier like sucralfate.
C. Docusate sodium (Colace): This is a stool softener and is not used for protecting gastric ulcers.
D. Sucralfate (Carafate): Sucralfate is a mucosal protectant that binds to the ulcer and creates a protective barrier, preventing further injury from stomach acid and pepsin.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. The first-pass effect refers to the metabolism of a drug in the liver before it reaches systemic circulation. This primarily affects oral medications, as they are absorbed through the gastrointestinal tract and first pass through the liver.
B. Intravenous (IV) drugs bypass the first-pass effect as they are directly introduced into the bloodstream.
C. Intramuscular (IM) and D. Subcutaneous (SC) routes also bypass the first-pass effect since the drug enters the bloodstream without passing through the liver initially.
Correct Answer is ["B","C","D"]
Explanation
A. Priapism is a rare side effect that can occur with certain medications, but it is not commonly associated with cimetidine.
B. Cimetidine, a H2 blocker used for stomach acid reduction, can cause decreased libido as a side effect, especially in long-term use, due to its antiandrogenic properties.
C. Sedation is a potential side effect of cimetidine, as it can cross the blood-brain barrier and cause central nervous system effects such as drowsiness.
D. Impotence is another side effect of cimetidine, due to its antiandrogenic effects.
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