Tadalafil (Cialis) was prescribed 4 weeks ago for a man with ...

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Tadalafil (Cialis) was prescribed 4 weeks ago for a man with erectile dysfunction. The patient also takes prazosin (Minipress) for hypertension. Which statement by the patient best demonstrates understanding of tadalafil (Cialis)?
 
  a. I can take this medication twice a day, just prior to intercourse.
  b. I have a little renal trouble, but I am on a higher dose so it is effective.
  c. I should take this medication with food.
  d. I should take this medication no more than once a day.

Question 2

A patient with a history of BPH 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. The nurse is correct to suspect
  a. priapism.
  b. sinus infection.
  c. allergic reaction.
  d. adverse effects.

[31809pancho]

Answer to Question 1

ANS: D
Tadalafil should be taken no more than once a day and without regard to meals.
Tadalafil has a half-life of 17.5 hours and should not be taken twice a day.
Men with moderate renal or hepatic insufficiency should take a reduced dosage. This patient may be confusing the actions of the tadalafil and prazosin.
Tadalafil is taken without regard to meals.

Answer to Question 2

ANS: D
The principal adverse effect of terazosin and doxazosin are hypotension, fainting, dizziness, somnolence, and nasal congestion.
No evidence indicates priapism, sinus infection, or an allergic reaction.

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