Sildenafil mesylate is the same for cyclic guanosine monophosphate (cGMP) type 5
phosphodiesterase (PDE5) specific selective inhibitor, can make the penis smooth muscle relaxation, the rapid erection. Sildenafil mesylate after taking 30 minutes after the onset of 52% people, 1 hours after the onset of 82% people, the product has a half-life of 5 to 12 hours.
Sildenafil mesylate taking amount of 50-100 mg, recommended to the East people taking amount is 120 mg.
Sildenafil mesylate compared to sildenafil citrate has the advantages that the dosage is less, the side effect is very small, and is soluble in water and ethanol.