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In prescribing sildenafil, a doctor considers the age, general health status, and other medication(s) the patient is taking. The usual starting dose for most men is 50 mg, however, the doctor may increase or decrease the dose depending on side effects and effectiveness. The maximum recommended dose is 100 mg every 24 hours, however, many men will need 100 mg of sildenafil for optimal effectiveness, and some doctors are recommending 100 mg as the starting dose. If treating an underlying condition doesn't help your erectile dysfunction, medications or other direct treatments may work. When Should I Call My Doctor About Sexual Dysfunction? Many men experience a problem with sexual function from time to time. However, when the problems are persistent, they can cause distress for the man and his partner and have a negative impact on their relationship. If you consistently experience sexual function problems, see your doctor for evaluation and treatment. How effective is vardenafil (Levitra)? Vardenafil was evaluated in four multicenter, randomized, placebo-controlled trials involving more than 2,400 men (78% white, 7% black, 2% Asian, 3% Hispanic) with erectile dysfunction. Two of these trials were conducted in special erectile dysfunction populations; one in men with diabetes mellitus, another in men who developed erectile dysfunction after prostate surgery. The doses of vardenafil in the four studies were 5 mg, 10 mg, and 20 mg. buy online genuine merck propecia
propecia online levitra sale Several other medications are being studied for treating erectile dysfunction; these include IC351 (another PDE5 inhibitor), sublingual apomorphine, and the combination of yohimbine and L-arginine. Scientists also are researching gene therapy to treat erectile dysfunction. In a setting of a previous pelvic trauma, X-rays may be performed to assess various bony abnormalities. Ultrasound of the penis and testicles is done occasionally to check for testicular size and structural abnormalities. Ultrasound with Doppler imaging can provide additional information about blood flow of the penis. Rarely, an angiogram may be performed in cases in which possible vascular surgery could be beneficial. viagra 34434 buy cheap viagra online
buy viagra online What should I do if I develop persistent erectile dysfunction? It is best to see your GP. He or she is likely to discuss the problem, go over any medication you may be taking, and do a physical examination. This can help to identify, or rule out, possible underlying causes. Before treatment, your GP may suggest some tests. buy cialis online canada
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