Sildenafil and its own active metabolite have a terminal half-life of approximately 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 with your doctor. If you have questions about the safety of Viagra use during pregnancy, talk to 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 many of the side effects this drug could cause. The following lists contain a few of the main element side effects that may occur while taking Viagra.

This is Something

It is because the safety and effectiveness of Viagra haven’t been studied in people of this age group. In fact, one study found that Viagra was effective in 57% of men with erection dysfunction that was thought to be related to diabetes. Yes, for most people, Viagra works the first time it’s used. But for others, it may take a few times of using the drug to get the desired effect. Keep in mind that you shouldn’t take Viagra more often than once every a day. Prior to starting Viagra, talk to your doctor about any blood pressure problems you have.

Also Something

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

Probably Something

That is whenever a man cannot get, or keep, a hard erect penis well suited for sex. Sildenafil, the chemical name for Viagra, can be an artificial compound that was at first synthesized and studied to take care of hypertension and angina pectoris . Chemists at the Pfizer pharmaceutical company found, however, that as the drug had little effect on angina, it might induce penile erections, typically within 30 to 60 minutes.

A Really Fast Train

"Yes, there can be differences," says Dr. Louis Liou, chief of urology at Harvard-affiliated Cambridge Health Alliance in Boston. "For new patients, I've them try different styles to see what works best." What are the variations between erection dysfunction drugs? About half of men ages 40 to 70 have erectile dysfunction to some degree, although only one in 10 report an entire inability to get erections. Taking an ED drug produces an erection sufficient to start out intercourse in about 70% of otherwise healthy men. Egypt approved Viagra accessible 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.

An Airport Terminal

Be sure to tell your doctor and pharmacist about all the merchandise you use . To treat erectile dysfunction-ED, take this drug by mouth as directed by your doctor, usually as needed. Take sildenafil at least thirty minutes, but only 4 hours, before sex . As the price of prescription drugs continues to rise, increasing numbers of people are investigating how to buy prescription drugs online.

Hyperspace Travel

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

And Another Train

In men experiencing erectile 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 intercourse. Because the medicine affects arteries in cavernous bodies of the penis, dilating them, individual results may vary in various 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.

Semenaxis a little different from other formulas on the list. Instead of improving erectile dysfunction or helping with how big is an erection, Semenax is focused on increasing the quantity of semen produced by the body. As an inherent consequence of this increase, men that utilize this treatment will experience longer orgasms, improvements with their pleasure, plus more.