Latest PDE5 inhibitors Stories
CHICAGO (Reuters) - A major AIDS advocacy and treatment group on Friday asked drugmaker Pfizer Inc. to pull advertisements encouraging use of the impotence pill Viagra on New Year's Eve, blasting the ads as recklessly encouraging recreational use of the drug. "What are you doing on New Year's Eve?" a smiling gray-haired man asks in a full-page advertisement that ran in the Wall Street Journal on Thursday. The ad reads: "Fact: Viagra can help guys with all degrees of erectile...
MUMBAI -- Pfizer Ltd., the Indian unit of Pfizer Inc., on Tuesday launched blockbuster drug Viagra in the country, aiming to treat some of the estimated 90 million Indians suffering from erectile dysfunction."We expect to capture 10 to 15 percent of the market in the next two years," K.G. Ananthakrishnan, senior director, pharmaceuticals at Pfizer Ltd., told reporters. "The estimated market size is about 750 million to a billion rupees."The billion-dollar drug would...
By Anthony J. Brown, MD NEW YORK (Reuters Health) - Treatment with Viagra (sildenafil) can improve urinary tract symptoms in men with erectile dysfunction and benign prostatic hyperplasia (BPH), a common disease in older men that involves urinary symptoms due to enlargement of the prostate gland, according to study findings presented here Monday at a meeting of the Sexual Medicine Society of North America. "The improvement in urination with Viagra is dramatic," lead author Dr. Kevin...
NEW YORK (Reuters Health) - Treatment with Viagra (sildenafil) can improve exercise capacity and functional ability in patients with pulmonary arterial hypertension, a serious disease involving high pressure in the blood vessels that enter the lungs, new research suggests. The findings, which appear in The New England Journal of Medicine, are based on a study of 278 patients who were randomly selected to receive Viagra, at one of three doses, or inactive "placebo" three times daily...
NEW YORK (Reuters Health) - Viagra (sildenafil) relieves the symptoms and improves the circulation of patients with Raynaud's phenomenon that does no response to conventional therapy, German investigators report. In patients with ulcers on their fingers or toes, the treatment leads to healing. Viagra, developed to treat of male erectile dysfunction, is a phosphodiesterase (PDE)-5 inhibitor that affects very small blood vessels. Studies have shown it improves circulation in other...
By Susan Heavey WASHINGTON (Reuters) - Drugs to treat erectile dysfunction need stronger warnings on their packaging about the risk of blindness, U.S. consumer group Public Citizen said on Thursday in a petition filed with health regulators. The U.S. Food and Drug Administration should "immediately add a black box warning regarding the risks of drug-induced blindness for the three phosphodiesterase 5 (PDE5) inhibitors that are prescribed for the treatment of erectile dysfunction,"...
By Susan Heavey WASHINGTON (Reuters) - Drugs to treat erectile dysfunction need stronger warnings on their packaging about the risk of blindness, U.S. consumer group Public Citizen said on Thursday in a petition filed with health regulators. The U.S. Food and Drug Administration should "immediately add a black box warning regarding the risks of drug-induced blindness for the three phosphodiesterase 5 (PDE5) inhibitors that are prescribed for the treatment of erectile dysfunction,"...
SAN FRANCISCO (Reuters) - California Gov. Arnold Schwarzenegger signed bills on Tuesday allowing authorities to track certain parolees with global positioning system technology and denying state-funded impotence pills to sex offenders. The author of the satellite tracking bill said the measure would cut down on recidivism. "I think this is the best way to deter high-risk offenders -- including sexual predators -- from committing new crimes because we will know where they are if it...
By Susan Heavey POTOMAC, Maryland (Reuters) - Doctors, drugmakers and health officials should take steps to curb abuse of erectile dysfunction drugs while research continues on whether use of the medicines increase the rate of HIV infections, especially among gay men, experts said in draft guidelines on Tuesday. Research may suggest a role, but more studies are needed on how the drugs affect transmission of the virus and whether they encourage risky sexual behavior, a group of...
SACRAMENTO, California (Reuters) - Sex offenders in California will no longer be able to get state-funded anti-impotence drugs under a bill passed by the legislature on Monday. The issue came to light nationwide in May after an audit showed New York State gave Viagra to nearly 200 sex offenders in recent years. California subsequently found it had distributed the drug to 137 offenders between April 2004 and May 2005 under its Medi-Cal system, said Ken August, a spokesman for...
