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
Which one of the following drugs does not produce central anticholinergic syndrome? 
Select and explain. 
A. Atropine sulphate, B. Glycopyrrolate, C. Antihistamines, D. Tricyclic antidepressants
B: Glycopyrrolate
Answer: B: Glycopyrrolate 
Explanation: None