Sildenafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). In combination with sexual stimulation, sildenafil works by increasing blood flow to the penis to help a man get and keep an erection. This drug does not protect against sexually transmitted diseases (such as HIV, hepatitis B, gonorrhea, syphilis). Consult your doctor or pharmacist for more details. Read the Patient Information Leaflet provided by your pharmacist before you start taking sildenafil and each time you get a refill. If you have any questions, ask your doctor or pharmacist. To treat erectile dysfunction-ED, take this drug by mouth as directed by your doctor, usually as needed. Take sildenafil at least 30 minutes, but no more than 4 hours, before sexual activity (1 hour before is the most effective). A high-fat meal may delay how quickly the drug begins to work. cheap valtrex pills 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. Antabuse 500 mg So, there is an inexpensive Sildenafil in the 20 mg tablet, but not an inexpensive generic of the 25, 50,100 mg tablets. Physicians have access to Sildenafil and. prednisone and testosterone Find patient medical information for Sildenafil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Sildenafil oral tablet is a prescription medication used to treat erectile. Typical dosage 5 or 20 mg, taken three times per day about 4 to 6 hours apart. Also known as: Revatio The following information is NOT intended to endorse drugs or recommend therapy. When I first got 25 mg doses it didn't work for me. A lot of anxiety came with that when it came to sex and I think it just made it worse and worse (I stress pretty easily) got all the tests done on prostate, testosterone, etc. While these reviews might be helpful, they are not a substitute for the expertise, skill, knowledge and judgement of healthcare practitioners in patient care."I don't necessarily need this medication each time I have intercourse but when I do use it I have fantastic results. This med has worked every time and the girls I've been with, young and old, have never been let down with the erections I get with this medication. everything looked pretty good, my doctor recommended this. It varies from person to person and their medical conditions.""So I’m younger then a lot of the posts on here, but for whatever reason for the past couple years I had never been fully hard, and recently I wasn’t able to get hard at all. I took 60mg and 45 minutes in I could tell it was working. I told my wife to meet me in the room, and we had amazing sex. I came before her but was still rock hard so was able to keep going until she did (and was still hard after that) such a great feeling to be able to do that. I think I’m gonna try 40mg next time cause I probably could’ve gone 3 more times haha. Treatment of adult patients with pulmonary arterial hypertension classified as WHO functional class II and III, to improve exercise capacity. Efficacy has been shown in primary pulmonary hypertension and pulmonary hypertension associated with connective tissue disease. Treatment of paediatric patients aged 1 year to 17 years old with pulmonary arterial hypertension. Efficacy in terms of improvement of exercise capacity or pulmonary haemodynamics has been shown in primary pulmonary hypertension and pulmonary hypertension associated with congenital heart disease (see section 5.1). Treatment should only be initiated and monitored by a physician experienced in the treatment of pulmonary arterial hypertension. In case of clinical deterioration in spite of Revatio treatment, alternative therapies should be considered. The recommended dose is 20 mg three times a day (TID). Sildenafil 20 mg Sildenafil MedlinePlus Drug Information, Sildenafil Oral Uses, Side Effects, Interactions, Pictures, Warnings. Buy viagra online china Sildenafil is used to treat high blood pressure in the lungs pulmonary hypertension. It works by relaxing and widening the blood vessels in your lungs which. Sildenafil 20 Mg Lungs - Oral Sildenafil Side Effects, Dosage, Uses, and More - Healthline SILDENAFIL 20 MG TABLET Generic Revatio - S - ALL - Cheap. May 16, 2016. photo of pharmacists comparing viagra vs sildenafil Both Viagra and sildenafil are widely used to treat erectile dysfunction. In fact, they contain. doxycycline canine dose Discover the differences between generic sildenafil and Viagra including. Each tablet contains 20mg of sildenafil, but prescriptions are available in 20, 40, 60. I recently tried Sildenafil 20 mg for the first time. It is amazing how well it works for me. My erections are like they were when I was much younger. It enables us to.