This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical, surgical and gynaecological illness complicating pregnancy, Subject name: Gynaecology & Obstetrics
[{'content': 'Best drug for management of eclampsia: \nSelect and explain. \nA. MgSO4, B. Lytic cocktail regime, C. Phenytoin, D. Diazepam', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The drug of choice for control and prevention of convulsion in eclampsia is magnesium sulphate ,usually given by Pritchard&;s regime.The mechanism of action thought to have a peripheral action at the neuromuscular junction,by competing with calcium for entry into the cells.It may also have central action. TEXT BOOK OF OBSTETRICS,Sheila Balakrishnan,2nd edition,page no.268', 'role': 'assistant'}]