Malegra Fxt Plus is vasodilating effect, the active component can also be used in the treatment of pulmonary arterial hypertension( pulmonary hypertension). Sildenafil, which is in the medicine, is also used for high blood pressure. The active substance belongs to the group of phosphodiesterase impediments. Sildenafil blocks the phosphodiesterase 5 enzyme and therefore allows the blood in the apkins to flow further freely. The enzyme phosphodiesterase type 5 is set up in both the walls of the blood vessels of the **** and the lungs, which breaks down the substance cGMP, the energy source of muscle cells in the blood vessels.