A 30-year-old man presents to the emergency with complaints of muscle weakness, nausea, vomiting and fatigue. ECG showed tall peaked T waves, prolonged PR interval, wide QRS and absent P wave. Which of the following drugs is not used in management?: (A) Beta-blockers, (B) Sodium bicarbonate, (C) Calcium gluconate, (D) Insulin
Answer is A. Ans. a. Beta-blockers