Erectile Dysfunction Treatment History timeline

  • FDA Approves Viagra

    Like the reliable erection its new product promised, Pfizer's stock had risen 21% in the previous two months. Some urologists bought rubber stamps... Read more

  • FDA Approves Bayer Healthcare's Levitra

    Levitra is a phosphodiesterase inhibitor. It works by helping to relax muscles and increase blood flow into the penis during sexual stimulation.... Read more

  • FDA Approves Lilly's Cialis

    Cialis (tadalafil) relaxes muscles and increases blood flow to particular areas of the body. Cialis is used to treat erectile dysfunction... Read more