system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Sympathomimetic drugs are used in all of the conditions, except:
assistant
The correct answer is  Erection is mediated parasympathetic stimuli, while ejaculation is under control of sympathomimetic agents. Thus sympathomimetic agents will not help in erectile dysfunction. Ref: Richard Finkel, Michelle Alexia Clark, Pamela C. Champe, Luigi X. Cubeddu (2009), Pharmacology, 4th Edition, Lippincott Williams and Wilkins Publications, United States Page 65 ; Principles of Anatomy and Physiology By Taora 10th Edition, Page 580