This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Adrenergic System, Subject name: Pharmacology
[{'content': 'Glucagon hydrochloride is used in poisoning of: \nSelect and explain. \nA. Beta blocker, B. Calcium channel blocker, C. Tricyclic antidepressants, D. SSRI', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ref: Basic tPS Clinical Pharmacology by Katzung Twelfth Edition p.1033Explanation:Common Antidotes (See table below)* 5-10 mg IV bolus of glucagon may reverse hypotension and bradycardiaCommon AntidotesAntidotePoisonAcetylcysterne AtropineAcetaminophenAnticholinesteraseintoxication:OrganophosphatesCarbamatesBicarbonate sodiumMembrane - depressant cardiotoxic drugs Tricyclic antidepressants QuinidineCalciumFluorideCalcium channel blockersDesferoxamineIron saltsDigoxin antibodiesDigoxinRelated cardiac GlycosidesEsmololTheophylline Caffeine MetaproterenolEthano1Methano 1 Ethylene glycolFlumazenilBenzodiazepinesFomepizoleMethanol Ethylene glycolGlucagonP blockersHydroxocobalaminCyanideNaloxoneNarcotic drugs Other opioid DerivativesOxygenCarbon monoxidePralidoxime (2 -P AM)Orga no phosphate (0 P) cholinesterase inhibitors', 'role': 'assistant'}]