U of M researcher says Viagra may cause permanent vision loss in some men
Ophthalmologists at the University of Minnesota say that a condition that causes permanent vision loss has been diagnosed in a small group of men who have taken the erectile dysfunction drug Viagra. The condition, nonarteritic ischemic optic neuropathy (NAION), described as "stroke of the eye," occurs when blood flow is cut off to the optic nerve, which injures the nerve and results in permanent...Viagra used in stroke recovery study
DETROIT - Henry Ford Hospital has launched a safety study using the drug Viagra to determine if it can help patients recover from a stroke.... ...The study, launched this week and approved by the U.S. Food and Drug Administration, aims to help individuals regain or improve motor and speech skills as well as cognitive thinking. Viagra, or sildenafil, is a commonly prescribed drug for erectile dysf...Younger men lead surge in Viagra use, study reveals
ST. LOUIS, AUGUST 5, 2004 The use of Viagra(R) (sildenafil) has grown more than three- fold among younger men since it entered the market, according to a study published today in the International Journal of Impotence Research. The study is the first to profile trends in the use of Viagra using prescription claim information from a random, nationwide sample.... ...The study by Express Scripts e...Viagra (R) can take effect in as little as 14 minutes in many men, study shows
New York, NY, September 9, 2003 -- A study of men with erectile dysfunction (ED) found that within 14 minutes more than one third of those taking Viagra (sildenafil citrate) 100 mg achieved an erection that resulted in successful sexual intercourse. Results of the study were published in the current issue of Urology. ......Onset-of-action speed is only one factor to consider when choosing a ther...Viagra for alleviation of pulmonary hypertension?
Results of a preliminary study in this week's issue of THE LANCET suggest that Viagra may have a future role in the treatment of pulmonary hypertension (increased blood pressure in the pulmonary artery), a severe and potentially fatal condition causing respiratory impairment. ...... Lung fibrosis (scarring of the lungs due to inflammation of the alveoli) can be complicated by pulmonary hypertensi...Viagra helps men with heart failure
DALLAS, Aug. 6 - Men with congestive heart failure and erectile dysfunction (ED) safely used sildenafil (Viagra) to improve sexual function in a study reported in today's rapid access issue of Circulation: Journal of the American Heart Association....... The popular medication may even make patients more likely to take their heart failure drugs, says author Edimar Alcides Bocchi, M.D., associate...First study of Viagra(R) in black men demonstrates treatment as effective, well tolerated
ORLANDO, May 25, 2002 - In the first study to evaluate the efficacy and safety of Viagra (sildenafil citrate) in black men with erectile dysfunction (ED), approximately eight out of 10 patients reported improvement in their erectile function and ability to have sexual intercourse after taking Viagra for six weeks, according to data scheduled to be presented at the annual meeting of the American U...Viagra significantly effective, well-tolerated for men taking multiple blood pressure treatments
NEW YORK, May 15, 2002 -- More than 80 percent of men taking two or more drugs for their high blood pressure reported improvement in their erections and their ability to have sexual intercourse after taking Viagra (sildenafil citrate) for 12 weeks to treat their erectile dysfunction (ED), according to data scheduled to be presented at the American Society of Hypertension 17th Annual Scientific Me...Mayo Clinic study shows no adverse heart effect for sildenafil (Viagra)
ROCHESTER, MINN. -- Using ultrasound images of the heart during exercise, Mayo Clinic researchers have shown for the first time that sildenafil citrate (Viagra) does not adversely affect blood flow to the heart in men with stable coronary artery disease who are not taking nitrates. The findings appear in this weeks Journal of the American Medical Association (JAMA).... ...The study, which was fun...Beyond Viagra: other phosphodiesterase inhibitors are candidates for potential therapies
.The same basic process used by the popular pharmaceutical Viagra may someday help people suffering from a variety of conditions, from allergies to diabetes. Viagras success has raised interest in the growing study of phosphodiesterase (PDE) inhibitors, says Joseph Beavo, Ph.D., a professor of pharmacology at the University of Washington School of Medicine. .Viagra works by inhibiting one spe...Viagra Prescribing Will Be Based On Financial Rather Than Clinical Reasoning
. ... The secretary of state's proposals for the introduction of sildenafil (Viagra) may be rationing but they are not rational, says Dr John Chisholm in an editorial in this week's BMJ. In dressing up a rationing decision as a clinical one, the secretary of state has ended up with the worst of all possible worlds: a decision that makes no sense on clinical, equity or cost-effectiveness grounds...UK Faculty Members Find Way To Speed Response Of Viagra
.Two University of Kentucky College of Pharmacy faculty members have developed a.nasal drug delivery system for Viagra causing the drug to work almost.immediately after dosing.. .A problem with the Viagra tablet, approved last March for impotency in men, is.that it can take an hour or more for the drug to take effect, said Lewis.Dittert, Ph.D., professor in the UK College of Pharmacy. . ."If a...History In The Making: The Discovery And Clinical Trials Of Viagra
. . A news briefing will be held on the research and clinical trials that.brought about the development of Viagra, the world's first oral therapy for male.erectile dysfunction (MED). Over 30 million men suffer from MED in the U.S..alone. Perspectives on the history and future of Viagra research will be.presented by a key member of the Pfizer Central Research team, at the national.meeting of....This meta-analysis involved studies on a total of 3,361 men who had severe.erectile dysfunction (ED). Of this group, 60% involved males with organic ED,.15% had psychogenic problems, and 25% had mixed difficulties. Data were merged.from 10 double-blind, placebo-controlled, fixed dose or flexible dose studies. . Over an 8-week period, patients took sildenafil or placebo, as needed, 1 hour.prio....This analysis assessed the effect of oral sildenafil on the quality of life of.940 men who suffered from broad spectrum erectile dysfunction (ED). The group.was comprised of 281 men with organic erectile problems, 213 with psychogenic.difficulties, 371 with mixed ED, and 11 who fell into the other category. The.men's average age was 55, and they had suffered from erectile dysfunction for.abou...