Nokea
A client is being treated for tuberculosis. Which medications are used to treat this condition?(Select one that does not apply.)
- A. Streptomycin sulfate
- B. rifabutin
- C. Ethambutol (Myambutol)
- D. Gentamicin (Garamycin)
Correct Answer: D
Rationale: TB treatment uses streptomycin, ethambutol, rifabutin, ethionamide, and pyrazinamide; amoxicillin and gentamicin are not standard. Streptomycin sulfate, ethambutol, rifabutin, ethionamide, and pyrazinamide are used to treat tuberculosis.
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Selma, who is overweight, recently started taking topiramate for seizures and at her follow-up visit you note she has lost 3 kg. The appropriate action would be:
- A. Tell her to increase her caloric intake to counter the effects of the topiramate.
- B. Consult with a neurologist, as this is not a common adverse effect of topiramate.
- C. Decrease her dose of topiramate.
- D. Reassure her that this is a normal side effect of topiramate and continue to monitor her weight.
Correct Answer: D
Rationale: Weight loss is a common, beneficial side effect of topiramate.
A nurse is teaching her patient about the use of over-the-counter (OTC) drugs. Which of the following statements best informs the patient about their safe use?
- A. OTC drugs are products that are available without prescription for self-treatment of minor complaints.'
- B. OTC drugs are considered medications and should be reported on a drug history.'
- C. OTC drugs were approved as prescription drugs but later were found to be safe without the need for a prescription.'
- D. OTC drugs need to be taken with caution. They can mask the signs and symptoms of an underlying disease and interfere with prescription drug therapy.'
Correct Answer: D
Rationale: OTC drugs are considered medications and should be reported. OTC drugs are available without a prescription, although some were first approved as prescription drugs. The most important teaching should relate to their safe use and that OTC drugs can mask symptoms of disease and interfere with prescribed drugs.
antagonist is a substance that:
- A. Binds to the receptors and initiates changes in cell function, producing maximal effect
- B. Binds to the receptors and initiates changes in cell function, producing submaximal effect
- C. Interacts with plasma proteins and doesn't produce any effect
- D. Binds to the receptors without directly altering their functions
Correct Answer: D
Rationale: An antagonist binds receptors without activating them, blocking agonist effects.
A nurse is teaching a client who has a new prescription for Verapamil to control Hypertension. Which of the following instructions should the nurse include?
- A. Increase the amount of dietary fiber in the diet.
- B. Drink grapefruit juice daily to increase vitamin C intake.
- C. Decrease the amount of calcium in the diet.
- D. Withhold food for 1 hr after the medication is taken
Correct Answer: A
Rationale: Fiber prevents constipation, a common side effect of verapamil; grapefruit juice interacts adversely.
Which statement is correct regarding glucagon:
- A. Causes hypoglicemia
- B. Causes hyperglicemia
- C. Haven't affect blood glucose level in blood
Correct Answer: B
Rationale: Glucagon causes hyperglycemia by stimulating glycogenolysis and gluconeogenesis in the liver.