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

Answer and Explanation

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

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Correct Answer is A

Explanation

A Tapping at the top ansure all the medication is settled down to prevent inadequate dosing. Breaking off should be done towards the bodyto prevent injury due to the splashing glass particles

B Tapping the ampule should be done at the top, not bottom, to ensure that any medication at the neck or top is displaced to the bottom. Breaking off the top with a forward motion towardsthe body reduces the risk of injury from glass shards.

C, D- It is not a sterile procedure hence no need for sterile gloves

A. Draw a trough level immediately prior to administering the medication and peak level 30 min after the dose. B. Draw a peak level at 0900 and a trough level at 2100. C. Draw a peak level 90 min prior to administering the medication and a trough level 90 min after the dose. D. Draw a trough level at 0900 and a peak level at 2100.

Correct Answer is A

Explanation

Trough levels should be taken immediately to ensure that the drug levels are at the lowest. Peak levels are taken 30-45mins after the infusion as the drug levels rises rapidly reaching a peak level

B, D- The timings of measurement are closely related to the administration of the drug

C- Peak levels are taken after administration and trough levels after an d not vice versa

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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?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is caring for a client Who requires a medication that is packaged in a single dose glass ampule. Which of the following techniques should the nurse use when opening the glass ampule?

Correct Answer is A

Explanation

A nurse is caring for a client who has an infection and a prescription for gentamicin intermittent IV bolus every 8 hr. A peak and trough is required with the next dose. Which of the following actions should the nurse take to obtain an accurate gentamicin serum level?

Correct Answer is A

Explanation

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