Drug interactions of Viagra include other PDE5 inhibitors. But there are some side effects you should be aware of. Dizziness. VIAGRA can cause serious side effects. may be increased to 100 mg or reduced to 25 mg, depending on effectiveness and tolerance. 50 mg orally 1 hour before sexual activity. Sildenafil (Viagra) Side effects of sildenafil Like all medicines, sildenafil can cause side effects, although not everyone gets them. 8. For most men who have trouble keeping an erection firm enough for sex (erectile dysfunction), these medications work well and cause few side effects. Trouble keeping an erection Reduced sexual desire When to see a doctor A family doctor is a good place to start when you have erectile problems. Oral: 5 mg or 20 mg 3 times daily, administered 4-6 hours apart. Viagra is an effective medication for ED. The combination can cause a dangerous fall in your blood pressure. Rarely reported side effects include: an erection that will not go away (priapism). The common side effects of Cialis include: 3 Headache Heartburn and indigestion Nausea and diarrhea If . Sildenafil (Oral Route) Side Effects - Mayo Clinic Drugs and Supplements Sildenafil (Oral Route) Description and Brand Names Drug information provided by: IBM Micromedex US Brand Name Revatio Viagra Descriptions Sildenafil is used to treat men who have erectile dysfunction (also called sexual impotence). Viagra can also cause an erection lasting longer than 4 hours (priapism). Side effects may include: sensitivity to light muscle aches heartburn nose bleeding flushed skin problems falling asleep tingling in the arms,. These effects are usually mild and often resolve on their own. Vision changes are also possible. Other side effects include: epistaxis, insomnia, nasal congestion, and rhinitis. Viagra relaxes muscles found in the walls of blood vessels and increases blood flow to particular areas of the body. Viagra (sildenafil) is a brand-name prescription drug that's used to treat erectile dysfunction (ED). Table of contents Headaches Flushing While rare, Viagra can cause an erection that lasts longer than 4 hours (priapism). This can result in permanent damage if left untreated. | Superdrug Online Doctor Contraceptive Pill Yasmin Microgynon Cerelle Rigevidon Cerazette Hana More. Many people have no side effects or only mild ones. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about . Common side effects Common side effects of sildenafil happen in more than 1 in 100 people. not to exceed 100 mg/day. It can be dangerous to take sildenafil if you also take medicines called nitrates (often given for chest pain). If you experience this side . In combination with sexual stimulation, sildenafil 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. Viagra may cause some unwanted side effects. See your doctor if: You have concerns about your erections or you're experiencing other sexual problems such as premature or delayed ejaculation The most common side effects are headaches, feeling sick, indigestion and dizziness. Continue reading for a comprehensive list of adverse effects. These side effects included mild to moderate headaches, flushing, and back pain. Sildenafil side effects Get emergency medical help if you have signs of an allergic reaction to sildenafil: hives ; difficulty breathing; swelling of your face, lips, tongue, or throat. Viagra may cause prolonged erections or priapism (painful erections lasting more than 6 hours). Headache, flushing, and upset stomach are common Viagra side effects. Revatio. What Are The Side Effects of Viagra? Viagra. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Side effects Interactions Dosage FAQ What is Viagra? Professional info FAQ Summary Commonly reported side effects of sildenafil include: dyspepsia, headache, visual disturbance, and flushing. Pulmonary Arterial Hypertension. Stop taking sildenafil and get emergency medical help if you have: Examples of Viagra's more commonly reported side effects include: headache flushing (temporary warmth, redness, or deepening of skin color) stuffy nose indigestion (upset stomach) mild. If you're taking it for erection problems you're unlikely to get side effects as you're only taking it for a short time. Find the right pill for you Vaginal Ring Contraceptive Patch Morning After Pill ellaOne Levonelle Levonorgestrel Period Delay Norethisterone Utovlan Cystitis Treatment UTI Test Kit - TestCard If it is not treated right away, priapism can permanently damage your penis; sudden vision loss in one or both eyes. Viagra, Cialis, Levitra, and Stendra have many similar side effects and interactions, but there are also some variations. Anyone considering using these drugs should speak with a doctor first. These side effects may go away during treatment as your body adjusts to the medicine. If you have an erection that lasts more than 4 hours, get medical help right away. Viagra is used to treat erectile dysfunction (impotence) in men. Sildenafil (Revatio) is used to improve the ability to exercise in adults and children 1 year of age and older with pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing shortness of breath, dizziness, and tiredness). However, people taking the 100-mg dose had an increased risk of upset stomach, vision changes, and runny nose. Vision changes. Viagra can cause side effects. Possible Viagra side effects include: Headache Flushing (skin redness) Upset stomach. Potential Side Effects Headache Heartburn Diarrhea Feeling of warmth Nosebleeds Serious side effects of Viagra include low blood pressure and abnormal ejaculation. Learn about side effects, warnings, dosage, and more. Applies to sildenafil: oral powder for suspension, oral tablet. Sildenafil (Viagra), vardenafil (Levitra, Staxyn), tadalafil (Cialis) and avanafil (Stendra) are oral medications that reverse erectile dysfunction by enhancing the effects of nitric oxide, a . 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