This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Electrolyte Imbalance, Subject name: Medicine
Which of the following has no role in management of acute onset hyperkalemia? 
Select and explain. 
A. Intravenous bicarbonate, B. Nebulization with salbutamol, C. Calcium chloride, D. Intravenous regular insulin
A: Intravenous bicarbonate
Answer: A: Intravenous bicarbonate 
Explanation: Acute onset hyperkalemia 1st line Management - Calcium chloride IV Insulin drip Salbutamol Nebulization Never CaCo3 Bicarbonate is only used when there is Metabolic acidosis present with value of pH range of 7.1 or lesser