Impotence Treatment Drugs Cialis Viagra Treats other Health Disorders as well- Study
February 19, 2010 : He's part of a clinical trial to see if the ED drug Cialis can cure head and neck cancers. "It'd be really nice to just take a pill that has a pleasant side effect," says Brian. In preliminary studies, doctors at Johns Hopkins say Cialis energized patients' immune systems so their bodies could battle the cancer cells. Next, they'll test to see if the drug also shrinks tumors. "When we looked at the blood of head and neck cancer patients.

U.S. Patent and Trademark Office Rejects Part of Viagra Patent
February 17, 2010 : The claims came under contention as part of a patent infringement lawsuit Pfizer filed against Eli Lilly and Co, which makes the rival drug Cialis. The board of patent appeals said in a ruling posted on its website on Tuesday that a chemical ingredient of Yin Yang Huo, which is used to treat impotence and sometimes sold as an alleged aphrodisiac, is similar to the enzyme inhibitor found in Viagra.