Premature Ejaculation After 15+ years of research and development, Ristenza is finally available. Ristenza is an innovative, patented, prescription drug designed specifically to treat early climax and help you last longer in bed. Research has shown that Ristenza can help you last up to 5x longer in bed! Ditch the numbing wipes, medications, and other remedies you’ve tried in the past to increase your performance in the bedroom. Simply take one pill 1 hour before sexual activity and enjoy longer lasting intimacy and control for up to 12 hours. Gain back your confidence in the bedroom with Ristenza.