Find patient medical information for Vardenafil (Levitra, Staxyn) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Vardenafil is used in adult men to treat erectile dysfunction (impotence). Vardenafil may also be used for purposes not listed in this medication guide. Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat. Levitra relaxes muscles and increases blood flow to particular areas of the body and is used to treat erectile dysfunction. Learn about side effects, interactions and indications. LEVITRA ® is indicated for the treatment of erectile dysfunction. For most patients, the recommended starting dose of LEVITRA is 10 mg, taken orally, as needed, approximately 60 minutes before sexual activity. The dose may be increased to a maximum recommended dose of 20 mg or decreased to 5 mg based on efficacy and side effects. However, the dose is usually not more than 20 mg once per day. Adults up to 65 years—10 mg as a single dose, no more than once per day, approximately 1 hour before sexual activity. Take this medication by mouth with water. Take it as directed on the prescription label. The dose is usually taken 1 hour before sexual activity. You should not take this dose more than once per day. You can take it with or without food. If it upsets your stomach, take it with food. In combination with sexual stimulation, vardenafil works by increasing blood flow to the penis to help a man get and keep an erection. This drug does not protect against sexually transmitted diseases (such as HIV, hepatitis B, gonorrhea, syphilis). To get your exact price, transfer your prescription or call your insurance provider. Most customers pay around $11 for this medication. Insurance providers set prices, which can vary. The average price is based on recent purchases with insurance over the past 2 months. Your actual price may differ. Vardenafil is available in various dosages, typically ranging from 5 mg to 20 mg. The optimal dosage varies depending on factors such as the severity of erectile dysfunction (ED), individual response to the medication, and potential interactions with other medications. LEVITRA (vardenafil HCl) is formulated as orange, film-coated round tablets with debossed “BAYER” cross on one side and 2.5 , 5 , 10 , and 20 on the other side equivalent to 2.5 mg, 5 mg, 10.