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: Ophthalmology
Which of the following mydriatic does not have any cycloplegic effect: September 2010 
Select and explain. 
A. Phenyephrine, B. Tropicamide, C. Atropine, D. Cocaine
A: Phenyephrine
Answer: A: Phenyephrine 
Explanation: Ans. A: Phenyephrine Tropicamide has the quickest and briefest action 1% Atropine ointment has the longest duration of action and is most potent.