Papaverine-Phentolamine and Prostaglandin E1 Versus Papaverine-Phentolamine Alone For Intracorporeal Injection Therapy: A Clinical Double-Blind Study
Ofer Z. Shenfeld, Jacob I. Hanani, Arieh L. Shalhav, Yoram Vardi, Benad Goldwasser
Abstract
Ofer Z. Shenfeld, Jacob I. Hanani, Arieh L. Shalhav, Yoram Vardi, Benad Goldwasser
Abstract
PURPOSE: A study was designed to compare intracorporeal injections of papaverine plus phentolamine (2-drug solution) and papaverine plus phentolamine and prostaglandin E1 (3-drug solution) for the treatment for impotence. MATERIALS AND METHODS: A total of 20 impotent patients received intracorporeal injections of the 2-drug or 3-drug solution alternately during 2 sessions, and the quality and duration of erections were assessed. RESULTS: Of the patients 73% achieved a full erection with the 3-drug solution compared to 28% with the 2-drug solution. The average duration of erections was 57 minutes and 33.6 minutes, respectively. The complication rate was similar for the 2 treatments. CONCLUSIONS: Papaverine plus phentolamine and prostaglandin E1 is superior to papaverine plus phentolamine alone for the treatment of impotence.
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PURPOSE: A study was designed to compare intracorporeal injections of papaverine plus phentolamine (2-drug solution) and papaverine plus phentolamine and prostaglandin E1 (3-drug solution) for the treatment for impotence. MATERIALS AND METHODS: A total of 20 impotent patients received intracorporeal injections of the 2-drug or 3-drug solution alternately during 2 sessions, and the quality and duration of erections were assessed. RESULTS: Of the patients 73% achieved a full erection with the 3-drug solution compared to 28% with the 2-drug solution. The average duration of erections was 57 minutes and 33.6 minutes, respectively. The complication rate was similar for the 2 treatments. CONCLUSIONS: Papaverine plus phentolamine and prostaglandin E1 is superior to papaverine plus phentolamine alone for the treatment of impotence.
Key concepts: Phentolamine, Papaverine, Medicine, Prostaglandin E1, Urology, Blockade, Anesthesia, Surgery