Depending on your particular health concerns, you might go directly to a specialist — such as a doctor who specializes in male genital problems urologist or a doctor who specializes in the hormonal systems endocrinologist. Vardenafil can be taken with or without food. Erectile dysfunction care at Mayo Clinic Our caring team of Mayo Clinic experts can help you with your health concerns. Do you drink alcohol? This can cause anxiety, which might make erectile dysfunction worse. Swallow several times as the tablet dissolves.Vardenafil is a medication that treats erectile dysfunction. ED is the inability to achieve and sustain an erection suitable for sexual intercourse. This medication works by increasing . Take this medication by mouth as directed by your doctor, usually as needed. Take vardenafil, with or without food, about 1 hour before sexual activity. Do not take more than once daily. Doses should be taken at least 24 hours apart. The dosage is based on your medical condition, response to treatment, and other medications you may be taking. Levitra (vardenafil) is a brand name medication used to treat symptoms of erectile dysfunction (ED), a condition which affects millions of people worldwide. ED .