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
Red cell aplasia caused by: 
Select and explain. 
A. Aminoglycosides, B. Chloramphenicol, C. Penicilline, D. Ciprofloxacin
B: Chloramphenicol
Answer: B: Chloramphenicol 
Explanation: (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)