Vardenafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). In combination with sexual stimulation, vardenafil works by increasing blood flow to the penis to help a man get and keep an erection.Common side effects may include: flushing sudden warmth, redness, or tingly feeling ; stuffy nose, sinus pain; upset stomach; or back pain. Have you had any changes in sexual desire? B No evidence of risk in humans Based on FDA pregnancy categories Vardenafil is not approved for use in women, and the effects of this medicine during pregnancy or in breastfeeding women are unknown. Here are some steps that might help: If you smoke, quit. What you can do Take these steps to prepare for your appointment: Ask what you need to do ahead of time. With sexual stimulation you may achieve an erection anywhere from 25 minutes up to four to five hours after taking Levitra.Find everything you need to know about Levitra (Vardenafil), including what it is used for, warnings, reviews, side effects, and interactions. Learn more about Levitra (Vardenafil) at. Oral medications are a successful erectile dysfunction treatment for many men. They include: Sildenafil (Viagra) Tadalafil (Adcirca, Cialis) Vardenafil (Levitra, Staxyn) Avanafil (Stendra) All four medications enhance the effects of nitric oxide — a natural chemical your body produces that relaxes muscles in the penis. ED Treatment Overview; What to Ask Your Doctor About ED; ED Vacuum Devices; Penile Implants for ED; ED Surgery; Cialis, Levitra, Staxyn, and Viagra to Treat ED; Alprostadil for ED;.Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat. How to get more bang for your buck Generic versions of Viagra sildenafil , Cialis tadalafil , and Levitra vardenafil have all become available in the last few years. Are there any brochures or other printed material that I can take home with me? Men reported having harder erections and improved overall sexual experiences. For erectile dysfunction, some basic questions to ask your doctor include: What’s the most likely cause of my erection problems? Click here for an email preview. Does your partner have any sexual problems?