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Viagra Results

The efficacy of viagra has been tested in 6 clinical trials involving a total of more than 3,000 patients with erectile dysfunction.

In all studies, compared with placebo, use of viagra was associated with the following benefits:

• overall erectile function
  
• ability to achieve erections sufficient for vaginal penetration
  
• ability to maintain erections for successful sexual intercourse
  
• satisfaction with sexual intercourse
  
• satisfaction with the hardness of erections
  
• confidence in ability to achieve and maintain an erection
  
• partners' satisfaction with sexual intercourse
  

Information is provided by Pfizer

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