erectile dysfunction Flashcards
1
Q
yohimbine
A
- centrally and peripherally acting
- a2 antagonist
- lowers sympathetic
2
Q
papaverine
A
- opium alkaloid
- inhibits PDE and increases caMP and cGMP
- adverse effects: priapism and fibrosis
3
Q
phentolamine
A
- alpha adrenergic antagonist
- not used alone, combined with other drugs
4
Q
trimix
A
- very effective
5
Q
treatments aims to:
A
relax non vascular smooth muscle in the corpora cavernosa by increase cGMP or caMP levels
