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': 'Guddu, a 5–year–old female was brought to the emergency with fever, headache and confusion. A provisional diagnosis of bacterial meningitis was made. The baby developed a severe allergic reaction to penicillin aroud six months back. She was admitted and intravenous antibiotics were started. Few days later her investigations revealed as:\n Hemoglobin – 6.0 g/L Erythrocyte count – 1.2 x 106/mm3 Platelets – 60000/mm3 Leukocyte count – 1500/mm3 Which of the following is the most likely drug responsible for the above findings ? \nSelect and explain. \nA. Gentamicin, B. Chloramphenicol, C. Doxycycline, D. Vancomycin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]