Deck 66: Drugs for Erectile Dysfunction and Benign Prostatic Hyperplasia

Question 1

A patient with a history of benign prostatic hyperplasia is admitted to the unit. The patient is taking multiple medications, including terazosin [Hytrin]. During the evening rounds, the patient begins to complain of dizziness and nasal congestion. Upon assessment, the patient is somnolent and has a blood pressure of 101/42 mm Hg. The nurse is correct to suspect:

A) priapism.
B) sinus infection.
C) allergic reaction.
D) adverse effects.

Answer 1

adverse effects.

Question 2

A 68-year-old male patient receives a prescription for 25-mg tablets of sildenafil [Viagra] for erectile dysfunction. When he asks the nurse how to take the medication, the nurse will tell him to:

A) begin taking one tablet twice daily, 12 hours apart.
B) start with one tablet about 1 hour before anticipated sexual activity.
C) take 25 to 100 mg per dose 30 minutes to 4 hours before sexual activity.
D) take two tablets 1 hour before sexual activity with a high-fat meal.

Answer 2

start with one tablet about 1 hour before anticipated sexual activity.

Question 3

Tadalafil [Cialis] was prescribed 4 weeks ago for a patient with erectile dysfunction. The patient also takes prazosin [Minipress] for hypertension. Which statement by the patient best demonstrates understanding of the use of tadalafil [Cialis]?

A) "I can take this up to 2 times a day, just before intercourse."
B) "I have a little renal trouble, so I should take a higher dose."
C) "I should take this medication with food."
D) "I should take this medication no more than once a day."

Answer 3

"I should take this medication no more than once a day."

Question 4

Which are contraindications for taking sildenafil [Viagra]?

A) Patients who are taking nitroglycerin for angina pectoris
B) Patients with nonarteritic ischemic optic neuropathy (NAION) in one eye
C) Patients with BPH who are taking alpha₁-adrenergic antagonists
D) Patients with a blood pressure of 100/60 mm Hg
E) Patients with a history of myocardial infarction (MI) in the past 6 months

Question 5

A male patient tells the nurse he awakens once or twice each night to void and has difficulty starting his stream of urine. He describes these symptoms as "annoying." The patient's provider examines him and notes that the prostate is moderately enlarged. The patient is sexually active and tells the nurse that he does not want to take any medication that will interfere with sexual function. The nurse anticipates the provider will order:

A) doxazosin [Cardura].
B) finasteride [Proscar].
C) silodosin [Rapaflo].
D) a transurethral prostatectomy.

Question 6

A nurse is teaching a patient about the use of sildenafil [Viagra] for erectile dysfunction. Which statement by the patient indicates understanding of the teaching?

A) "If my erection lasts longer than 4 hours, I should contact my provider."
B) "I should not use nitroglycerin within 12 hours of using sildenafil."
C) "I should take this drug about 15 minutes before sexual activity."
D) "This drug may cause me to have an erection when I don't want one."

Question 7

A healthy male patient who does not have erectile dysfunction asks about medications to improve sexual stamina. What will the nurse tell this patient?

A) "Medications for ED can improve the duration of erection in healthy men."
B) "Medications for ED can improve the quality of erection in healthy men."
C) "Medications for ED have no effect on erections in healthy men."
D) "Medications for ED will cause priapism in healthy men."

Question 8

A nurse is obtaining a history from a patient who will receive tadalafil [Cialis] for erectile dysfunction. The patient reports that he expects to have sexual activity 3 or 4 times a week. What should the nurse tell the patient?

A) Adverse effects of tadalafil resolve more quickly than those of sildenafil.
B) There is an increased risk of priapism with frequent sexual activity.
C) He should take tadalafil 30 to 60 minutes before sexual activity.
D) He should talk to his provider about daily dosing of tadalafil.

Question 9

A patient who has erectile dysfunction asks a nurse whether sildenafil [Viagra] would be a good medication for him to take. Which aspect of this patient's history would be of most concern?

A) Benign prostatic hypertrophy
B) Mild hypertension
C) Occasional use of nitroglycerin
D) Taking finasteride

Question 10

A male patient is being treated for benign prostatic hyperplasia (BPH) by another provider but cannot remember which drug he is taking. He comes to the clinic seeking treatment for erectile dysfunction and receives a prescription for sildenafil [Viagra]. What will the nurse teach this patient?

A) "Sildenafil is not safe to take in conjunction with finasteride [Proscar]."
B) "Sildenafil is safe with any medication for benign prostatic hyperplasia."
C) "To be safe, you should have a transurethral resection before starting sildenafil."
D) "You should not take sildenafil if you are taking silodosin [Rapaflo]."

Question 11

A patient who has erectile dysfunction asks about medications to treat this disorder, but tells the nurse he does not want to have to plan sexual activity several hours in advance. Which medication will the nurse expect the provider to order for this patient?

A) Avanafil [Stendra]
B) Sildenafil [Viagra]
C) Tadalafil [Cialis]
D) Vardenafil [Levitra]