Vidalista Black 80 mg is a member of the PDE-5 inhibitor class. PDE5 is in charge of lowering cGMP levels, which allows the penis' blood vessels to smooth out and allow more blood to flow there, leading to erection. Avoid chewing or breaking the pills. It works by expanding the vessels to allow blood to flow freely, relaxing the smooth muscles by raising cGMP, and increasing blood flow to the lungs and penile area. When pulmonary hypertension occurs, the pressure will drop because the tightness in the lung veins will lessen. Tadalafil was found to be more frequently utilized to treat pulmonary hypertension.