Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088. Common side effects of Viagra include: dyspepsia, headache, visual disturbance, and flushing. See below for a comprehensive list of adverse effects. Along with its needed effects, sildenafil (the active ingredient contained in Viagra) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking sildenafil: Some side effects of sildenafil may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Applies to sildenafil: intravenous solution, oral powder for reconstitution, oral tablet The most common adverse reactions reported in clinical trials are headache, flushing, dyspepsia, abnormal vision, nasal congestion, back pain, myalgia, nausea, dizziness, and rash. Viagra (sildenafil)." Pfizer US Pharmaceuticals, New York, NY. Conti CR, Pepine CJ, Sweeney M "Efficacy and safety of sildenafil citrate in the treatment of erectile dysfunction in patients with ischemic heart disease." Am J Cardiol 83 (1999): c29-346. "Treatment program for erectile dysfunction in patients with cardiovascular diseases." Am J Cardiol 93 (2004): 689-937.
.pass_color_to_child_links a.u-margin-left--xs.u-margin-right--sm.u-padding-left--xs.u-padding-right--xs.u-absolute.u-absolute--center.u-width--100.u-flex-align-self--center.u-flex-justify--between.u-serif-font-main--regular.js-wf-loaded .u-serif-font-main--regular.amp-page .u-serif-font-main--regular.u-border-radius--ellipse.u-hover-bg--black-transparent.u-hover-bg--black-transparent:hover. Content Header .feed_item_answer_user.js-wf-loaded . Erectile dysfunction (ED), also called impotence, can affect your quality of life by decreasing your satisfaction from sex. ED can have many causes, both psychological and physical. ED from physical causes is fairly common in men as they age. Medications are available that can help treat ED for many men. The most well-known ED medications include: These prescription drugs increase the levels of nitric oxide in your blood. Nitric oxide is a vasodilator, meaning it makes your blood vessels widen to help increase the blood flow. These drugs are especially effective at widening the blood vessels in your penis.
Sildenafil relaxes muscles of the blood vessels and increases blood flow to particular areas of the body. Sildenafil under the name Viagra is used to treat erectile dysfunction impotence in men. Sildenafil Viagra can be effective in as little as 1 hour, while Cialis might not take effect for 2 hoursCialis Tadalafil is more likely to cause back pain than Sildenafil Viagra but seems to cause less.