Snovitra 20 is a highly successful treatment for male impotence. This medication contains Vardenafil, which helps to enhance blood flow to the penile tissue of men. This medicine should only be taken by men over the age of 18. Take this medicine with water, but do not break or chew it. Take Snovitra 20 medicine 30 minutes before intercourse to have a nice experience with your companion. You can take this medication before or after eating. You should take the medication as prescribed by the doctor. This medication has a 4- to 6-hour duration of action.