Vidalista 40 vidalista 40 is a medicine used to treat erectile dysfunction in men. It is a vasodilator that relaxes blood vessels and improves blood flow to the penis. It inhibits phosphodiesterase type 5 and increases the concentration of cGMP. This helps relax the blood vessels and improves blood flow to the penis, leading to an erection. What is Vidalista 40? vidalista is a...