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
Redman syndrome is side effect of: 
Select and explain. 
A. Rifampicin, B. Vancomycin, C. Chloramphenicol, D. Tetracycline
B: Vancomycin
Answer: B: Vancomycin 
Explanation: None