Which signaling molecule is targetd by Viagra cGMP Arginine

Which signaling molecule is targetd by Viagra?

cGMP

Arginine

Nitric Oxide

Cortisol

Solution

Viagra is a trade name for sildenafil, a drug intended to treat pulmonary arterial hypertension and various cardiovascular disorders, is commonly used to treat erectile dysfunction, though.

Sildenafil acts by inhibiting the cGMP-specific phosphodiesterase type % (phosphodiesterase 5), an enzyme that promotes degradation of cGMP, which regulates blood flow in the penis.

So, cGMP signaling molecule is targetd by Viagra (Sildenafil).