Men can be relieved of the problem of impotence by using vilitra 20. Vardenafil, the active ingredient in this medicine, strengthens the erection by increasing the blood circulation in the arteries of the penis. This drug should be used about 30 to 40 minutes before sex. Excessive use of this drug can also cause some side effects like heart disease, kidney disease, liver disease etc. Visit our website erectilepharma.com for more information.