$240.00$1,050.00

Origin: USA-USA.

Best Buy Shipping: Overnight

Drug class: phosphodiesterase Inhibitors

Formula: C22H30N6O4S

Elimination half-life: 3–4 hours

Trade names: Viagra

 

An erection happens due to an increase in blood flow to the penis of a person. This blood flow is the result of arousing sexual thoughts or direct contact with the penis.