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
Features of opioid intake are all of the following except: 
Select and explain. 
A. Feeling of relaxation, B. Euphoria, C. Analgesia, D. Dilated pupils
D: Dilated pupils
Answer: D: Dilated pupils 
Explanation: None