WHAT DOES SUPER TRI INJECRION MEAN?

Phentolamine belongs to the class of prescription drugs often known as alpha-adrenoceptor antagonists; they block the results of epinephrine and norepinephrine within the alpha receptors from the human body. While in the corpus cavernosum on the penis, norepinephrine and epinephrine cause vasoconstriction in the vessels, causing penile detumescence