This medication is basically useful in keeping an erection during sexual excitement. It is a phosphodiesterase type-5 (or PDE5) inhibitor medication, and it obstructs the activity of the PDE-5 compound (liable for different substance responses in the body). This activity subsequently further develops the blood stream to the individual's sex organ, assisting with starting and keep a non-difficult and more drawn out erection while being physically stirred. Viagra neither gets an individual sexu...