This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Parasympathetic System & Glaucoma, Subject name: Pharmacology
Preferred cycloplegic drug in a 1 year old child is:- 
Select and explain. 
A. Atropine oral, B. Atropine eye ointment, C. Tropicamide eye drops, D. Phenylephrine eye drops
B: Atropine eye ointment
Answer: B: Atropine eye ointment 
Explanation: In children the tone of ciliary muscle is very high, so we have to give a drug which is a strong cycloplegic drug - Atropine. Atropine is given in the form of eye ointment because even if we give it in form of eye drops, it can be absorbed through nasolacrimal duct, and there will be hypehermia risk. Cycloplegic DOC in 1 yr old child - Atropine (longest acting cycloplegic) Cycloplegic DOC in Adults- Tropicamide (shoest acting cycloplegic)