Nokea
Choose a drug that is contraindicated in pregnancy because it can damage fetal kidneys:
- A. Hydralazine
- B. Nifedipine
- C. Captopril
- D. Propranolol
Correct Answer: C
Rationale: ACE inhibitors like captopril cause fetal renal damage.
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Which of the following is used for treatment of mixedema:
- A. Triiodthironine
- B. Potassium perchlorate
- C. Mercazolil
Correct Answer: A
Rationale: Triiodothyronine (T3) is used to treat myxedema (severe hypothyroidism) by replacing deficient thyroid hormone.
Behaviors predictive of addiction to controlled substances include:
- A. Stealing or borrowing another patient's drugs
- B. Requiring increasing doses of opiates for pain associated with malignancy
- C. Receiving refills of a Schedule II prescription on a regular basis
- D. Requesting that only their own primary care provider prescribe for them
Correct Answer: A
Rationale: Stealing/borrowing drugs strongly predicts addiction, unlike cancer-related dose increases or regular refills/provider preference , which may be legitimate.
The direct costs of drug therapy include:
- A. The actual cost of acquiring the medication
- B. The loss of income due to illness
- C. Pain and suffering due to inadequate drug therapy
- D. The cost of a funeral associated with premature death
Correct Answer: A
Rationale: Direct costs are the tangible expenses of acquiring the drug itself.
What is correct concerning TI:
- A. A safer drug has a higher theraputic index
- B. TI might be equal to 1
- C. The more the unwanted adverse effect, the ration decreases
- D. You are in danger if you take 1.8 ng/ml of Digoxin which has the margin of safety (0.8-2)
Correct Answer: A
Rationale: A higher therapeutic index indicates a greater margin of safety between therapeutic and toxic doses, making the drug safer.
A 73-year-old male patient is being discharged home today. The discharge order reads: Take 10 mL of guaifenesin (Robitussin) with plastic measuring caps. How much should the nurse teach the client to take at home?
- A. 1/2 tsp
- B. 1 tsp
- C. 2 tsp
- D. 1 tbsp
Correct Answer: C
Rationale: 10 mL equals 2 teaspoons (1 tsp = 5 mL), the correct household measure for patient teaching.