Objectives: To supply clinical data for drug selextion in the treatment of erectile dysfunction through intracavernosal injection.
Methods: Fifty-six ED patients were randomly classified into 2 groups and received phentolamine along with papaverine (for group 1) or phentolamine, papaverine and ligustrazin hydrochloride(for group 2).
Results: Patients in group 2 enjoyed a longer time of erection.