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: Unknown
[{'content': 'A 22 years old primigravida presents with suicidal tendency and severe depression in the 1st trimester. Treatment of choice is: \nSelect and explain. \nA. Electroconvulsive therapy, B. No treatment is necessary, C. Imipramine, D. Lithium', 'role': 'user'}, {'content': "Answer: A \nExplanation: (Refer: Kaplan & Saddock's\xa0 CTP P.3290 chap. 31.34a)\n(Refer: The Maudsley Prescribing Guidelines 11th Ed\xa0 In Psychiatry Chap .7 P.430)\nSince, It is a Primigravida with suicidal tendencies here the therapeutic effect has to be immediate . considering the risk of suicide, medications in first trimester ECT is preferred over others", 'role': 'assistant'}]