WebLearn more about what VIAGRA® (sildenafil citrate), a prescription treatment for ED. 50 mg, and mg tablets. Patients should always ask their doctors for medical advice .When a man is sexually stimulated, his body’s normal response is to increase blood flow to his penis to produce an erection. Viagra is a safe and effective medication for most men with ED. When used at the same time, these medications can cause a sudden decrease in blood pressure levels that may, in some cases, be life-threatening. Our guide to Viagra side effects goes into more detail about various adverse effects and drug interactions you should be aware of while using either brand-name Viagra or generic sildenafil. Serious side effects of Viagra include priapism a painful, prolonged erection , vision loss in one or both eyes, hearing loss and hypotension low blood pressure. The information contained herein is not a substitute for and should never be relied upon for professional medical advice. Having sex more than once a day is great.WebApr 21, · Headache, flushing, and upset stomach are common Viagra side effects. These effects are usually mild and often resolve on their own. While rare, Viagra can cause an erection that lasts longer than 4 hours (priapism). This can result in permanent damage if left untreated. Vision changes are also possible. WebVIAGRA may not be right for every man, but it has been shown to help approximately 4 out of 5 men get and keep erections hard enough for sex at doses of 50 mg or mg.* * Seventy-two percent, 80%, and 85% of the patients on 25 mg, 50 mg, and mg of VIAGRA, respectively, achieved erections hard enough for sex, compared to 50% on . WebNov 3, · This is the normal dose of Viagra that produces improvements for most men with ED. Depending on your needs, your dosage may be adjusted to 25 or mg. If you’re prone to side effects from Viagra, your healthcare provider may lower your dosage. If you have severe ED, it might be increased to mg.Sildenafil works on the PDE5 enzyme in the lungs to relax the blood vessels. We covered this topic in more detail in our guide to how long Viagra and other ED medications last. This site is intended only for U. Viagra can be taken with or without food. The site has some quirks, but one great feature is that you can refine your search to a specific location such as “MGH”. Patients should always ask their doctors for medical advice about adverse events. This is a type of high blood pressure that occurs between the heart and the lungs.
