This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fungal infections, Scabies, Pediculosis, Subject name: Dental
[{'content': 'Drug not causing exanthematous skin eruption \nSelect and explain. \nA. Phenytoin, B. Hydrocoisone, C. Ampicillin, D. Phenylbutazone', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Drugs causing exanthematous eruptions are penicillin, sulfonamides, anticonvulsants, anti tubercular , allopurinol, nevirapine, phenylbutazone. Hydrocoisone is a coicosteroid is used for the treatment of severe drug reactions but will not induce exanthem', 'role': 'assistant'}]