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
Acetazolamide side effects include all except : 
Select and explain. 
A. Hypokalemia, B. Drowsiness, C. Diarrhea, D. Paraesthesia
C: Diarrhea
Answer: C: Diarrhea 
Explanation: None