MOA

Question 1

agonist on GnRH receptor producing an increase in test and est that desensitize and cut off the production of LH and FSH decreasing levels of test and estrogen

Answer 1

luprolide, GnRH agonist

Question 2

competitively binds the estrogen receptors on the hypothalamus which senses less estrogen and increases GnRH and so we have more FSH and LH section to stimulate ovarian follicles

Answer 2

clomiphene, infertility treatment

Question 3

stimulates ovulation as a aromatase inhibitor

Answer 3

letrazole, infertility treatment

Question 4

inhibits 5-alpha reductase inhibiting formation and decreasing levels of dihydrotestosterone; decrease prostate size and improves symptoms

Answer 4

finasteride and duatasteride, 5-alpha reductase inhibitors

Question 5

compete for cGMP binding at the site of cGMP hydrolysis on PDE5 inhibiting the enzyme, PDE5 that breaks down cGMP

Answer 5

sildenafil, -afil; all PDE5 inhibitors

Question 6

causes vasodilation of the cavernosal arteries

Answer 6

alprostadil, prostaglandin E1