Deck 9: Adrenoceptor Antagonists

Question 1

Which pharmacologic effect is produced by topical ocular administration of timolol?

A) miosis
B) mydriasis
C) contraction of the ciliary muscles
D) decreased aqueous humor secretion
E) conjunctival vasoconstriction

Answer 1

decreased aqueous humor secretion

Question 2

A man is placed on doxazosin for hypertension.Which adverse effect is most likely to result from taking this drug?

A) postural hypotension
B) rebound hypertension
C) hypokalemia
D) urinary retention
E) bradycardia

Answer 2

postural hypotension