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: Medicine
In TB meningitis which drug is not used in the treatment protocol - 
Select and explain. 
A. Streptomycin, B. Rifampicin, C. Ethambutol, D. Pyrazinamide
A: Streptomycin
Answer: A: Streptomycin 
Explanation: None