The Daily PANCE and PANRE Question 35

Which of the following agents has a mechanism of action that does not involve beta-receptors?

  1. epinephrine
  2. albuterol
  3. propranolol
  4. prazosin
  5. ritodrine

Answer: D


Of these choices, prazosin is an alpha-blocker. Ritodrine and epinephrine cause beta sympathetic stimulation. Albuterol is a beta agonist. Propranolol is a beta blocker.

Know Your Content Blueprint

Prazosin is an alpha-blocker often used in the treatment of BPH. It causes urethral relaxation and rapid symptom relief. This is covered as part of the NCCPA™ Content Blueprint Genitourinary System (6%)

Learn more about benign prostatic hyperplasia and the appropriate treatment options at SMARTY PANCE Benign prostatic hyperplasia

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