Erectile dysfunction drugs. Some alternatives to Viagra

July 29th, 2009 · Comments Off

Viagra, or Sildenafil, is a medication that doctors prescribe to men who have sexual dysfunction, so that they are able to have sex. Erectile dysfunction occurs when the penis is unable to become hard, or can’t stay hard long enough to complete sexual intercourse. Viagra should be taken between 30 minutes to 1 hour before [...]

Tags: Men's Health