The Introduction

Sildenafil and its own active metabolite have a terminal half-life of around 4 hours. Sildenafil has an average bioavailability of 41% (ranges from 25% to 63%) after oral administration of Viagra tablets. If you have questions about the safety of using Viagra while breastfeeding, talk to your doctor. When you have questions about the safety of Viagra use during pregnancy, talk with your physician. If your doctor has approved Viagra and you’re interested in using sildenafil instead, talk to your physician. You’ll also have to check your insurance coverage, as it may only cover one or the other.

You may wonder how often certain side effects occur with this drug. Here’s some detail on several of the side effects this drug could cause. The next lists contain some of the main element side effects that may occur while taking Viagra.

This is because the safety and effectiveness of Viagra haven’t been studied in folks of this generation. Actually, one study found that Viagra was effective in 57% of men with erection dysfunction that was thought to be related to diabetes. Yes, for many people, Viagra works the very first time it’s used. But also for other people, it might take a few times of using the drug to get the required effect. Keep in mind that you shouldn’t take Viagra more often than once every a day. Before starting Viagra, talk to your doctor about any blood circulation pressure problems you have.

The Details

The same holds true if you’re using isosorbide mononitrate or other drugs used to take care of chest pain. Viagra is a phosphodiesterase type 5 inhibitor (also called a PDE-5 inhibitor), which means it promotes blood flow to your penis by blocking the consequences of the PDE enzyme. Most men who experience sexual arousal after taking this med can perform and keep maintaining an erection hard enough for sex. If you're also taking an alpha blocker medication to take care of an enlarged prostate/BPH or high blood circulation pressure, your blood circulation pressure may get too low which can result in dizziness or fainting.

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This is when a man cannot get, or keep, a difficult erect penis ideal for sexual activity. Sildenafil, the chemical name for Viagra, is an artificial compound that was originally synthesized and studied to treat hypertension and angina pectoris . Chemists at the Pfizer pharmaceutical company found, however, that while the drug had little effect on angina, it might induce penile erections, typically within 30 to 60 minutes.

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"Yes, there may be differences," says Dr. Louis Liou, chief of urology at Harvard-affiliated Cambridge Health Alliance in Boston. "For new patients, I have them try different styles to see what is most effective." What exactly are the variations between erection dysfunction drugs? About half of men ages 40 to 70 have erectile dysfunction to some extent, although only one in 10 report a complete inability to obtain erections. Taking an ED drug produces an erection sufficient to start intercourse in about 70% of otherwise healthy men. Egypt approved Viagra for sale in 2002, but soon afterwards allowed local companies to produce generic versions of the drug, citing the interests of poor people who would not be able to afford Pfizer's price.

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Be sure to tell your doctor and pharmacist about all the products you use . To treat erectile dysfunction-ED, take this drug orally as directed by your physician, usually as needed. Take sildenafil at least thirty minutes, but no more than 4 hours, before sex . As the price of prescription drugs continues to go up, more and more people are investigating how to buy prescription medications online.

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As always, these supplements are listed in no particular order. We encourage readers to do their own research to find the product that’s right for them. The preferences and priorities in our editorial team may be substantially different than those of our readers.

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In men suffering from erection dysfunction, Viagra works by increasing blood circulation to the penis, which facilitates the process of getting and keeping an erection hard enough for normal sexual activity. Since the medicine affects arteries in cavernous bodies of the penis, dilating them, individual results may vary in several patients. Warnings for Viagra say blood circulation pressure can drop to unsafe levels, and there may be rare side effects, including sudden vision loss - and an erection lasting more than four hours.

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Semenaxis a little different from other formulas on the list. Rather than improving erection dysfunction or helping with how big is an erection, Semenax is all about increasing the quantity of semen produced by the body. As an inherent result of this increase, men that use this cure will experience longer orgasms, improvements to their pleasure, plus more.

The Endorsements

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When you have any bleeding problems, talk with your physician about whether Viagra is right for you. When you have certain liver problems as well as your liver doesn’t work well, Viagra can build up within you. When you have liver problems, your doctor will prescribe a dosage of Viagra for you that’s less than the normal dosage. The expiration date helps guarantee that the medication is effective during this time.

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Most, but not all, of the people had heart disease before taking sildenafil. It is not known whether these events were caused by sildenafil, sexual activity, heart disease, or a mixture of the and other notable causes.Talk to your doctor about the risks of taking sildenafil. Sex may be considered a strain on your heart, especially if you have heart disease. In the event that you experience chest pain, dizziness, or nausea during sex, call your physician immediately and avoid sexual activity until your doctor tells you otherwise.

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These side effects range from dizziness, lightheadedness, or even fainting. For more information about using Viagra with alpha-blockers, start to see the “Viagra interactions” section below. The normal dose of Viagra for erection dysfunction is 50 mg.