A nurse is assessing a client who is taking Digoxin to treat heart failure. Which of the following findings is a manifestation of digoxin toxicity?
- A. Bruising
- B. Report of metallic taste
- C. Muscle pain
- D. Report of anorexia
Correct Answer: D
Rationale: Anorexia is a common early sign of digoxin toxicity.
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Drug absorbed by active transport is
- A. Propranolol
- B. Ergotamine
- C. Levodopa
- D. Amantidine
Correct Answer: C
Rationale: Levodopa uses active transport via amino acid carriers in the gut.
A nurse is teaching the parents of a school-age child about transdermal Methylphenidate. Which of the following instructions should the nurse include?
- A. Apply one patch twice per day.
- B. Leave the patch on for 9 hr.
- C. Apply the patch to the child's waist.
- D. Use opened tray within 6 months.
Correct Answer: B
Rationale: Methylphenidate patches are worn for 9 hours to control ADHD symptoms during the day.
Which of the following antibiotics is contraindicated in patients with myasthenia gravis?
- A. Vancomycin
- B. Gentamicin
- C. Daptomycin
- D. Cephalexin
Correct Answer: B
Rationale: Gentamicin, an aminoglycoside, worsens neuromuscular blockade in myasthenia gravis, making it contraindicated.
Which of the following is true about procainamide and its dosing schedule?
- A. It produces bradycardia and should be used cautiously in patients with cardiac conditions that a slower heart rate might worsen.
- B. Gastrointestinal adverse effects are common so the drug should be taken with food.
- C. Adherence can be improved by using a sustained release formulation that can be given once daily.
- D. Doses of this drug should be taken evenly spaced around the clock to keep an even blood level.
Correct Answer: D
Rationale: Even spacing maintains steady procainamide levels.
I.V. fluphenzine decanoate is drug of choice in:
- A. Simple Schizophrenia
- B. Hebephrenic Schizophrenia
- C. Catatonic Schizophrenia
- D. Paranoid Schizophrenia
Correct Answer: A
Rationale: Fluphenazine decanoate is used in chronic schizophrenia, often simple type.