This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autonomic nervous system, Subject name: Pharmacology
[{'content': 'Anti-cholinesterases are ineffective against: \nSelect and explain. \nA. Belladona poisoning, B. Carbamate Poisoning, C. Postoperative ileus, D. Cobra bite', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ref:KD Tripathi pharmacology 7th edition (page.no: 110,105) Carbamate is irreversible anticholinesterase. so, anticholinesterases are ineffective against carbamate poisoning. Uses of anticholinesterases - Miotic, Myasthenia gravis, Postoperative paralytic ileus, Cobra bite, Belladonna poisoning, Alzheimer's disease", 'role': 'assistant'}]