A nurse in a provider's clinic is caring for a client who reports erectile dysfunction and requests a prescription for sildenafil. Which of the following medications currently prescribed for the client is a contraindication to taking sildenafil?
Metronidazole
Phenytoin
Isosorbide
Prednisone
The Correct Answer is C
Isosorbide is a nitrate vasodilator used to dilate coronary vessels to relieve angina. Sildenafil also dilates peripheral vessels reducing peripheral vascular resistance. Using the two drugs together may lead to lethal drop in blood pressure and shock.
A, B, and D are not contraindicated with Sildenafil as they do not have any significant drug interactions
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Blood group type AB individuals are considered universal recipients and can receive blood from donors of any ABO blood type without experiencing an adverse reaction. Since the client has type AB blood and the unit of blood available is type B, there is no blood type incompatibility, and the nurse can safely administer the blood as ordered.
A. Completing an incident report is not necessary in this situation as there is no discrepancy or error.
B. There is no discrepancy in this scenario, so notifying the blood bank is unnecessary.
C. Contacting the provider for further orders is not required in this situation.
Correct Answer is D
Explanation
Rationale- Levothyroxine is a synthetic form of thyroxine that is used in the management of symptomatic hypothyroidism. It is used to provide the body with thyroxine to sustain basal metabolism in cases of hypothyroidism.
A-Levofloxacin is a fluoroquinolone antibiotic for treatment of infections
B- Ionizing radiation used in the destroying active thyroid tissue in the cases of hyperthyroidism
C- Sumatriptan is serotonin antagonist used in the treatment of migraines
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