Corpus cavernosum smooth muscle relaxation and hence penile erection are regulated in part by increases in smooth muscle synthesis of the second messengers cyclic adenosine monophosphate (cAMP) and ...
May 13, 2004 — About one third of sildenafil nonresponders respond to intraurethral alprostadil treatment for erectile dysfunction (ED), according to the results of a small study published in the May ...
The role of low testosterone levels in erectile dysfunction (ED) remains unclear. Both organic and psychogenic factors contribute to ED, with vasculogenic causes being the most common etiology.