The Impact and Mechanism of Viagra (Sildenafil) in Erectile Dysfunction Treatment
Viagra works by inhibiting the enzyme phosphodiesterase type 5 (PDE5), which breaks down cyclic guanosine monophosphate (cGMP), a molecule that promotes relaxation of the smooth muscle in the corpus cavernosum of the penis. The mechanism of action of viagra symptoms is centered on its effects on the nitric oxide (NO) pathway within the penile tissue. …