Which of the following is antidote for beta-blocker poisoning?: (A) Calcium gluconate, (B) Glucagon, (C) Sodium phosphate, (D) Chloride salts
Answer is B. Calcium gluconate is antidote for potassium and for MGSO4 Glucagon is used for beta-blocker poisoning which neutralizes bradycardia, hypotension by stimulating cyclic AMP. Ref : KAtzung 12th ed.