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: Anaesthesia
In belladona poisoning, antidote is: 
Select and explain. 
A. Physostigmine, B. Neostigmine, C. Anti histamine, D. Atropine
A: Physostigmine
Answer: A: Physostigmine 
Explanation: A i.e. Physostigmine Belladona Poisoning May occur due to consumption of seeds & berries of belladona / dhatura plant Clinical presentation are due to anticholinergic effects i.e. Dry mouth, difficulty in swallowing & talking, dry skin, difficulty in micturation, dilated pupil, photophobia etc.