Vilitra 20 is used to treat erectile dysfunction, impotence, and men’s inability to achieve or maintain an erection. Vardenafil, a component in this medication, helps to increase blood flow to men’s penile tissues. This allows males to have a stronger erection during intercourse. You can take this medication before or after a meal. Take this medication with water; however, do not break or chew it. Alcohol and fatty foods should not be consumed while taking this medication. Take this drug as directed by your doctor. This medication has a four to six-hour impact.