This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'Sympathomimetic drugs are used in all of the conditions, except: \nSelect and explain. \nA. High blood pressure, B. Acute uncompensated cardiac failure, C. Low blood pressure, D. Erectile dysfunction', 'role': 'user'}, {'content': 'Answer: D \nExplanation: 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', 'role': 'assistant'}]