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
Which of the following drugs is not used for the treatment of hyperkalemia ? 
Select and explain. 
A. Salbutamol, B. Calcium gluconate, C. Sodium bicarbonate, D. Magnesium sulphate
D: Magnesium sulphate
Answer: D: Magnesium sulphate 
Explanation: None