Nokea
A 24 year-old man with a history of substance abuse is suffering from generalized anxiety disorder. Which of the following drugs would be the most suitable for the management of his condition?
- A. Zolpidem
- B. Buspirone
- C. Midazolam
- D. Triazolam
Correct Answer: B
Rationale: Buspirone, a non-benzodiazepine, treats anxiety without dependence risk.
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Conjunctivitis in a child that is accompanied by acute otitis media is treated with:
- A. Sulfacetamide 10% ophthalmic solution (Bleph-10)
- B. Bacitracin/polymyxin B (Polysporin) ophthalmic drops
- C. Ciprofloxacin (Ciloxan) ophthalmic drops
- D. High-dose oral amoxicillin
Correct Answer: D
Rationale: Conjunctivitis with otitis suggests bacterial cause (e.g., H. influenzae), treated with oral amoxicillin.
Tom is taking lithium for bipolar disorder. He should be taught to:
- A. Take his lithium with food
- B. Eat a diet with consistent levels of salt (sodium)
- C. Drink at least 2 quarts of water if he is in a hot environment
- D. Monitor blood glucose levels
Correct Answer: B
Rationale: Consistent sodium intake prevents fluctuations in lithium levels.
The nurse is preparing to administer an intravenous polymyxin antibiotic. The patient reports dizziness along with numbness and tingling of the hands and feet. The nurse will perform which action?
- A. Administer the drug since these are harmless side effects
- B. Hold the drug and notify the provider of these adverse reactions
- C. Obtain an order for an oral form of this medication
- D. Request an order for serum electrolytes
Correct Answer: B
Rationale: Polymyxin neurotoxicity (dizziness, numbness) warrants holding and reporting; these aren't harmless , and it's not oral . Polymyxins can cause nephrotoxicity and neurotoxicity.
Lispro is an insulin analogue produced by recombinant DNA technology. Which of the following statements about this form of insulin is NOT true?
- A. Optimal time of preprandial injection is 15 minutes
- B. Duration of action is increased when the dose is increased
- C. It is compatible with neutral protamine Hagedorn insulin
- D. It has no pronounced peak
Correct Answer: B
Rationale: Lispro's duration is fixed (3-5 hours), not dose-dependent; 15-minute timing , NPH compatibility , and peakless profile are true.
Isotonic normal saline (0.9%) solution is LEAST indicated in which one of the following conditions?
- A. Vomiting
- B. Hypercalcemia
- C. Body wide sodium depletion (e.g. DKA)
- D. Volume overload (e.g. liver disease)
Correct Answer: D
Rationale: Normal saline worsens volume overload in conditions like liver disease due to sodium retention.