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
The following adverse effect of Penicillin is dose related: 
Select and explain. 
A. Skin rash, B. Interstitial Nephritis, C. Drug fever, D. Encephalopathy
D: Encephalopathy
Answer: D: Encephalopathy 
Explanation: None