This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 2, Subject name: Forensic Medicine
[{'content': 'Universal antidote includes all the following except \nSelect and explain. \nA. Activated charcoal, B. Magnesium oxide, C. Sodium sulphate, D. Tannic acid', 'role': 'user'}, {'content': 'Answer: C \nExplanation: - Universal antidote is a mixture of Activated charcoal, tannic acid & magnesium oxide. - It is a combination of physical and chemical antidotes; used in those cases where the nature of ingested poisons is unknown or when it is suspected that two or more poisons were taken. - Activated charcoal, tannic acid & magnesium oxide: 2 :1 :1', 'role': 'assistant'}]