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: Pharmacology
[{'content': 'In which of the following disorders, administration of barbiturate is contraindicated - \nSelect and explain. \nA. Anxiety disorder, B. Acute intermittent porphyria, C. Kernicterus, D. Refractory status epilepticus', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Acute intermittent porphyria Contraindications o Acute intermittent porphyria o Severe pulmonary insufficiency, eg - emphysema o Liver and kidney disease o Obstructive sleep apnea", 'role': 'assistant'}]