Generic Name: Avanafil

  • What is this medication and its most common uses?

    Stendra is a medicine used to treat erectile dysfunction.

  • What should I know when beginning and continuing on this medication?

    How does this medication work?

    Stendra works by relaxing blood vessels in the penis, thereby increasing blood flow to the penis to help improve erectile function and keep an erection satisfactory for sexual activity.

    What are the beneficial effects of this medication and when should I begin to have results?

    What: Stendra has been shown to improve a man's ability to have sexual intercourse.

    When: Stendra can be taken about 30 minutes before sexual activity.

    How do I know it is working?

    You may start to notice an improvement in your ability to have sexual intercourse. This is a good indicator that your medication is working. Your healthcare provider may ask you questions from time to time to assess how well your medicine is working and to check for improvement of your condition.

  • What are the possible side effects of this medication?

    The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

    More common side effects may include: headache, flushing (warm, hot, burning feeling to your face), stuffy nose, common cold, back pain.

    Less common side effects may include:

    Sudden drop in blood pressure with symptoms such as dizziness, lightheadedness, or fainting. Stop sexual activity and get medical help right away if you develop chest pain, dizziness, or nausea during sex.

    An erection that lasts many hours. Get medical help right away if you get an erection that lasts more than 4 hours. If this is not treated right away, permanent damage to your penis can occur.

    Sudden decrease or loss in hearing, with symptoms such as ringing in your ears or dizziness.

    Sudden decrease or loss of vision in one or both eyes may occur.

  • Who should not take this medication?

    Do not take Stendra if you are allergic to it or any of its ingredients.

    Do not take Stendra if you take any medicines called "nitrates." Nitrates include nitroglycerin that is found in tablets, sprays, ointments, pastes, or patches. Nitrates can also be found in other medicines such as isosorbide dinitrate or isosorbide mononitrate. Ask your healthcare provider or pharmacist if you are not sure if any of your medicines are nitrates.

  • What should I tell my healthcare provider before I take the first dose of this medication?

    Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Stendra. Also, talk to your healthcare provider about your complete medical history, especially if you have heart problems (such as chest pain, heart failure, irregular heartbeats, or heart attack); low or high blood pressure that is not controlled; liver, kidney, or bleeding problems; severe vision loss or a condition known as retinitis pigmentosa (eye disease that involves damage to the layer of tissue in the back of the eye, called the retina); blood cell problems (such as sickle cell anemia or leukemia); a deformed penis shape; or if you ever had an erection that lasted more than 4 hours, a stroke, heart surgery, or ulcers in your stomach.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

    Adults: The recommended starting dose is 100 milligrams. Your healthcare provider may increase your dose as needed, until the desired effect is achieved.

  • How should I take this medication?

    Take Stendra exactly as prescribed by your healthcare provider. Do not change your dose or stop taking Stendra without first talking to your healthcare provider.

    Take Stendra about 30 minutes before sexual activity.

    Take Stendra with or without food.

  • What should I avoid while taking this medication?

    Do not take more than one Stendra a day.

    Do not take other medicines or treatments for erectile dysfunction while you are taking Stendra.

    Do not drink excessive amounts of alcohol when you are taking Stendra.

  • What are the possible food and drug interactions associated with this medication?

    If Stendra is taken with certain other drugs, the effects of either could be increased, decreased, or altered. Stendra may interact with numerous medications. Therefore, it is very important that you tell your healthcare provider about any other medications you are taking.

  • May I receive this medication if I am pregnant or breastfeeding?

    Stendra is not for use in women.

  • What should I do if I miss a dose of this medication?

    Stendra is not for regular use. Take it only before sexual activity as directed by your healthcare provider.

  • How should I store this medication?

    Store at room temperature. Protect from light.