Can Viagra help you keep going during sex no matter what? Is it a medication that can always help you last as long as you want? If you are not lasting as long in bed as you'd like then there might be solutions for you, but Viagra may or may not be one of them. Learn what is the right choice for you to help you keep going during sex. – Viagra makes it easier to get erections, it doesn’t change the sensitivity of your penis or affect when or how you orgasm during sex. Orgasming and getting an erection are 2 different processes within your body. – Viagra only improves the blood flow to your penis. It doesn’t change the signal to get an erection coming from your brain. This is what getting aroused means, you're mentally ready for sex so your brain sends a signal to your penis to get an erection. Doesn’t being able to get an erection easier mean you’re aroused? Links to other sites are provided as a convenience to the viewer. Pfizer accepts no responsibility for the content of linked sites. This website is neither owned nor controlled by Pfizer. Pfizer does not endorse and is not responsible for the content or services of this site. Continue You are now leaving to enter a website neither owned nor operated by Pfizer. Links to all outside sites are provided as a resource to our visitors and do not imply an endorsement or recommendation of a particular physician by Pfizer, nor an endorsement of any Pfizer product by a telehealth provider or any physician. Pfizer accepts no responsibility or liability for the content or services of other websites. Doxycycline psoriasis Prednisone wean Where to buy proventil Xanax vs ativan Sildenafil Viagra is a medication prescribed for the treatment of impotence erectile dysfunction, ED caused by medical or psychological conditions. Side effects, drug interactions, warnings and precautions, and patient safety information should be reviewed prior to taking any medication. Common Questions and Answers about Sildenafil onset of action viagra Levitra and Viagra are very similar medications being prompt acting with a relatively short duration of action. The difference between the vardenafil molecule and sildenafil citrate is a nitrogen atom's position and the change of sildenafil's piperazine ring methyl group to an ethyl group. Tadalafil is structurally different from both sildenafil and vardenafil. Vardenafil is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Vardenafil is in a class of medications called phosphodiesterase (PDE) inhibitors. It works by increasing blood flow to the penis during sexual stimulation. Vardenafil does not cure erectile dysfunction or increase sexual desire. Vardenafil does not prevent pregnancy or the spread of sexually transmitted diseases such as human immunodeficiency virus (HIV). Vardenafil comes as a tablet and a rapidly disintegrating (dissolves in the mouth and is swallowed without water) tablet to take by mouth. It is usually taken as needed, with or without food, 60 minutes before sexual activity. Vardenafil usually should not be taken more often than once every 24 hours. When a man is sexually excited, the penis rapidly fills with more blood than usual. With this extra flow of blood, the penis then expands and hardens. After the man is done having sex, this extra blood flows out of the penis back into the body. In an opposite extreme situation, if an erection lasts for a long time (more than 6 hours), it can permanently damage your penis. You should call a doctor immediately if you ever have a prolonged erection that lasts more than 4 hours. Therefore sexual activity may not be advisable for people who have heart problems. Before you start any treatment for erectile dysfunction, ask your doctor if your heart is healthy enough to handle the extra strain of having sex. If you have chest pains, dizziness or nausea during sex, stop having sex and immediately tell your doctor you have had this problem. This is called erectile dysfunction if it becomes a frequent problem. Erectile dysfunction is a serious problem that can affect both the young and the old, involving psychological causes in some cases. Among other treatments that are nowadays available for erectile dysfunction, Viagra was the first. Some conditions and medicines interfere with the natural erection process. Erectile dysfunction, defined today as the inability to attain and maintain an erect penis with sufficient rigidity for sexual intercourse, has become an increasingly common complaint that affects 140 million men worldwide. So Viagra stands out as the pioneer of drugs that treat erectile dysfunction, for twenty years. Sildenafil citrate was the first oral agent to be introduced for the treatment of erectile dysfunction, thanks to the researchers from Pfizer. Sildenafil is the active substance of Viagra, while Viagra is the commercial name. Teva’s generic Viagra has launched already in December 2017 in the United States. Risk factors for developing erectile dysfunction include age, diabetes, hypertension, obesity, lack of exercise, dyslipidemia, smoking, depression, lower urinary tract symptoms, and pelvic surgery. Sildenafil is a highly selective inhibitor of PDE type 5 and enhances NO-mediated relaxation of human corpus cavernosum. Pfizer recently started to sell the new generic version of Viagra. Sildenafil duration How often can I take Sildenafil? - Mens Pharmacy Blog, Sildenafil onset of action - MedHelp Metoprolol side effects weight gainCan i buy clomid privatelyBuy tretinoin 0.025 creambuy cheap valtrex onlineSildenafil cena Sildenafil citrate is a white to off-white crystalline powder with a solubility of 3.5 mg/mL in water and a molecular weight of 666.7. REVATIO sildenafil Tablets REVATIO is formulated as white, film-coated round tablets for oral administration. Revatio Sildenafil Citrate Side Effects, Interactions.. Vardenafil - Wikipedia. Sexual Dysfunction - PDE-5 Inhibitors Comparison. Duration of Viagra 50 mg Effect on human? I would like to know, if I take a Viagra Tablet 50 mg at 12 noon, how long will I be able to enjoy the effect! After taking the tablet at 12 noon will I be able to enjoy viagra effect after 5 or 6 PM? If I have sex at 5 or 6 PM or even at 7 pm, and take rest for a while, will the viagra work. Conclusions. Sildenafil is an effective oral treatment for ED that produces a penetrative erection as early as 12 min and for most patients, within 30 min after dosing, and a duration of action lasting at least 4 h. It is not known if the vision loss was caused by the medication. If you experience a sudden loss of vision while you are taking vardenafil, call your doctor immediately. Do not take any more doses of vardenafil or similar medications such as sildenafil Viagra or tadalafil Cialis until you talk to your doctor.