This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Microbial, Subject name: Pharmacology
[{'content': 'Red cell aplasia caused by: \nSelect and explain. \nA. Aminoglycosides, B. Chloramphenicol, C. Penicilline, D. Ciprofloxacin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (Chloramphenicol): Ref: 675-KDT (717-KDT 6th)* Chloramphenicol is the most important cause of aplastic anameia, agranulocytosis, thrombocytopenia or pancytopenia* PURE RED CELL APLASIA: (480-CMDT-06)Associated with -1. SLE, CLL, Lymphomas or thymoma2. Drugs - chloramphenicol, phenytoin3. Parvovirus infections* Most cases the treatment of choice is immunosuppressive therapy with a combination of antithymocyte globulin and cyclosporine (or tacrolimus)', 'role': 'assistant'}]