This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Anatomy
A drug X belongs to the anti cholinergic drug group. It is primarily used in preanesthetic medication and also during surgery. Which of the following can be X 
Select and explain. 
A. Glycopyrrolate, B. Pipenzolate methyl bromide, C. Isopropamide, D. Dicyclomine
A: Glycopyrrolate
Answer: A: Glycopyrrolate 
Explanation: Ref-KDT 6/e p110 Glycopyrrolate is use it to reduce the secretion (to prevent reflex bronchospasm) during anaesthesia. It is mainly used as preanesthetic medication