The drug Vilitra 20 tablet is considered safe for people to take. The active ingredient in this medicine vardenafil, has been tested for years and is known to be a safe and easily tolerated drug. This drug should not be taken by patients under 18 years of age. Vardenafil present in this medicine is known as the main ingredient. This medicine can be taken 1 to 2 hours before planned sexual intercourse to avoid embarrassment. The drug targets the smooth muscles around the pelvic organs by relieving the tension around them.