Diet and Health Articels

FDA Approves Viagra

October 29th, 2007

Food and Drug administration announced the approval of erectile dysfunction drug Viagra (sildenafil citrate), the first oral drug for erectile dysfunction, a dysfunction that millions of peoples affect in United States.

Viagra was evaluated in group of randomly taken person, placebo controlled trials involving more than 3000 men with varying degrees of erectile dysfunction associated with spinal cord injury, diabetes, history of prostate surgery, and no identifiable organic cause of impotence. Patients also had other related disease including hypertension and coronary artery disease. . The findings were consistent in men representing a wide range of severity and etiology of their impotence (erectile dysfunction).

Some patients from randomly taken group on Viagra (about 3 percent) also reported changes in vision, principally altered color perception.

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