TOP SUPER TRI INJECRION SECRETS

Phentolamine belongs to the class of medication referred to as alpha-adrenoceptor antagonists; they block the effects of epinephrine and norepinephrine within the alpha receptors within the human body. Within the corpus cavernosum of the penis, norepinephrine and epinephrine trigger vasoconstriction on the vessels, resulting in penile detumescence.