Cobra 120 mg

When it comes to curing erectile dysfunction or impotence Cobra 120 mg is the one that comes to mind immediately. Sildenafil citrate is the key ingredient of the tablet which works on relaxing the blood vessels and thereby increasing the blood pressure in the penis while making it more erect and hard for a longer time. Its effects also remain till the next day and the person is asked to stay away from heavy machinery and driving.