A client is prescribed cimetidine 200 milligrams (mg) PO twice daily. It is available as an oral liquid of 100 mg per teaspoon. How many teaspoons should the nurse instruct the client to take per dose?
1 teaspoon
4 teaspoons
2 teaspoons
3 teaspoons
The Correct Answer is C
To calculate the number of teaspoons needed for each dose:
200 mg required / 100 mg per teaspoon = 2 teaspoons per dose. Therefore, the correct answer is C. 2 teaspoons.
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Related Questions
Correct Answer is D
Explanation
A. This statement is incorrect because spironolactone is not a loop diuretic and does not act in the loop of Henle. It works in the distal tubules of the kidney.
B. This description is more accurate for thiazide diuretics. Spironolactone works as an aldosterone antagonist and primarily affects sodium and water retention.
C. This description applies to osmotic diuretics like mannitol, not spironolactone.
D. Spironolactone is a potassium-sparing diuretic that works by blocking aldosterone, preventing sodium and water retention, while promoting the retention of potassium.
Correct Answer is B
Explanation
A. Morphine is an opioid agonist, not an antagonist. It binds to the mu and kappa receptors to produce its analgesic effects.
B. Morphine sulfate is an opioid analgesic that works by binding to the mu and kappa receptors in the brain and spinal cord, which produces pain relief.
C. This statement is not accurate. Morphine sulfate typically has a stronger analgesic effect than butorphanol, a partial opioid agonist.
D. Morphine sulfate has a high potential for abuse due to its euphoric effects and is classified as a controlled substance.
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