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
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:
 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 ? 
Select and explain. 
A. Gentamicin, B. Chloramphenicol, C. Doxycycline, D. Vancomycin
B: Chloramphenicol
Answer: B: Chloramphenicol 
Explanation: None