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Sildenafil, a potent PDE-5 inhibitor has been studied extensively in the context of clinical trials. To date its profile as a safe treatment option in the management of ED remains unchanged. This study aimed mainly at recording the acceptance of the drug, its efficacy and safety profile outside the scope of a trial i.e., in a study without any stringent exclusion criteria. Topiglan: Still under investigation, a cream applied to the penis called topiglan uses the same drug (alprostadil) that is used in injection therapy and suppository therapy. If topiglan proves to be safe and effective, it is still not entirely clear which patients would benefit from its application and whether patients on injection and suppository therapy would no longer have to use these techniques. Men who present with diminished libido and ED may be found to have low serum testosterone levels. Hormone replacement may be of benefit to those with severe hypogonadism and possibly as adjunctive therapy when other treatments are unsuccessful by themselves. Libido and an overall sense of well-being are likely to improve when serum testosterone levels are restored to the reference range. buy Viagra 120mg here viagra no prescription Duplex ultrasound–Duplex ultrasound is used to evaluate blood flow, venous leak, signs of artherosclerosis, and scarring or calcification of erectile tissue. Erection is induced by injecting prostaglandin, a hormone-like stimulator produced in the body. Ultrasound is then used to see vascular dilation and measure penile blood pressure (which may also be measured with a special cuff). Measurements are compared to those taken when the penis is flaccid. Reprints: Dr. Setter, Department of Pharmacotherapy, College of Pharmacy, Washington State University/Elder Services, 5125 N. Market St., Spokane, WA 99217-6131, fax 509/458-7459, ssetter@smhca.org