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: Skin
[{'content': 'A 24-year-old girl presented with complains of acne. On examination, multiple nodules, cysts and intercommunicating sinuses were seen. How will you treat her? \nSelect and explain. \nA. Acitretin, B. Oral isotretinoin, C. Doxycycline, D. Tazorotene', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. b. Oral isotretinoin Oral isotretinoin is the preferred treatment option for acne in a 24-year old girl with multiple nodules, cysts and intercommunicating sinuses', 'role': 'assistant'}]