This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pharmacology, Subject name: Pharmacology
Which of the following drug is used for hyperkalemia? 
Select and explain. 
A. Calcium gluconate, B. Glucagon, C. Sodium phosphate, D. Chloride salts
A: Calcium gluconate
Answer: A: Calcium gluconate 
Explanation: Calcium gluconate is used to decrease potassium toxicity along with insulin. Calcium chloride is 2nd choiceRef: