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
Neuropsychiatric side effect is a manifestation of ? 
Select and explain. 
A. Ethosuximide, B. Cycloserine, C. Pyrazinamide, D. Rifampicin
B: Cycloserine
Answer: B: Cycloserine 
Explanation: Ans. is 'b' i.e., Cycloserine