Nokea
Azathioprine is useful in the following diseases EXCEPT:
- A. Rheumatoid arthritis
- B. Psoriatic arthritis
- C. Reactive arthritis
- D. osteoarthritis
Correct Answer: D
Rationale: Azathioprine is not typically used for osteoarthritis, a degenerative condition.
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Which drug reference contains drug monographs that describe all drugs in a therapeutic class?
- A. Drug Facts and Comparisons
- B. Drug Interaction Facts
- C. Handbook on Injectable Drugs
- D. Martindale-The Complete Drug Reference
Correct Answer: A
Rationale: Drug Facts and Comparisons contains drug monographs that describe all drugs in a therapeutic class. Monographs are formatted as tables to allow comparison of similar products, brand names, manufacturers, cost indices, and available dosage forms.
Drugs mostly cross biological membranes by
- A. Passive diffusion
- B. Active diffusion
- C. Active transport
- D. Carrier mediated transport
Correct Answer: A
Rationale: Most drugs cross membranes via passive diffusion based on concentration gradients.
Which of the following is a side effect of propylthiouracil?
- A. Agranulocytosis
- B. Arrhythmias
- C. Diabetes
- D. Hypertension
Correct Answer: A
Rationale: Propylthiouracil can cause agranulocytosis, a severe reduction in white blood cells, as a serious side effect.
Which of the following beta-blockers has intrinsic sympathomimetic activity (ISA)?
- A. Bisoprolol
- B. Timolol
- C. Pindolol
- D. Propanolol
Correct Answer: C
Rationale: Pindolol has ISA, partially stimulating beta receptors while blocking them, reducing bradycardia risk.
A young adult female who is taking metronidazole (Flagyl) to treat trichomoniasis calls the nurse to report severe headache, flushing, palpitations, cramping, and nausea. What will the nurse do next?
- A. Ask about alcohol consumption
- B. Reassure her that these are harmless side effects
- C. Tell her that this signals a worsening of her infection
- D. Tell her to go to the emergency department immediately
Correct Answer: A
Rationale: Metronidazole with alcohol causes a disulfiram-like reaction (symptoms listed); it's not infection worsening or harmless . Patients who are taking metronidazole can experience a disulfiram-like reaction when they drink alcohol.