Your doctor may adjust your dose if needed. More Information Erectile dysfunction dietary supplements Coping and support Whether the cause is physical, psychological or a combination of both, erectile dysfunction can become a source of mental and emotional stress for you and your partner. From Mayo Clinic to your inbox Sign up for free and stay up to date on research advancements, health tips, current health topics, and expertise on managing health. Vardenafil usually works for 4 to 5 hours. This can cause anxiety, which might make erectile dysfunction worse. Ask your healthcare professional how you should dispose of any medicine you do not use.The Savings Offer and Program expire on 12/31/ For further information, call , visit test1.ru, or write: Viatris Inc., P.O. Box , Mission, KS . Diseases & Conditions Erectile dysfunction Symptoms & causes Diagnosis & treatment Doctors & departments Care at Mayo Clinic Diagnosis Erectile dysfunction . If you have erectile dysfunction (ED), your doctor may recommend that you take Viagra. It’s a prescription drug that’s used in adult males* with ED. With ED, you .