SUPER TRI INJECRION SECRETS

Phentolamine belongs to The category of prescription drugs often called alpha-adrenoceptor antagonists; they block the effects of epinephrine and norepinephrine to the alpha receptors in the human system. In the corpus cavernosum of your penis, norepinephrine and epinephrine bring about vasoconstriction with the vessels, causing penile detumescence