EVERYTHING ABOUT SUPER TRI INJECRION

Phentolamine belongs to the class of medicines generally known as alpha-adrenoceptor antagonists; they block the results of epinephrine and norepinephrine on the alpha receptors during the human physique. In the corpus cavernosum on the penis, norepinephrine and epinephrine bring about vasoconstriction on the vessels, leading to penile detumescence