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: Forensic Medicine
[{'content': 'Drug of choice for organophosphorous poisoning: March 2013 (e) \nSelect and explain. \nA. EDTA, B. BAL, C. PAM, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C i.e. PAM Treatment of organophosphate poisoning Current antidotes for OP poisoning consist of a pretreatment with carbamates to protect AChE from inhibition by OP compounds and post-exposure treatments with anti-cholinergic drugs. Anti-cholinergic drugs work to counteract the effects of excess acetylcholine and reactivate AChE. Atropine can be used as an antidote in conjunction with pralidoxime or other pyridinium oximes (such as trimedoxime or obidoxime)', 'role': 'assistant'}]