This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacodynamics, Subject name: Pharmacology
[{'content': 'Drug bound to alpha 1 acid glycoprotein are all except: \nSelect and explain. \nA. Lignocaine, B. Tolbutamide, C. Quinidine, D. Propranolol', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref: KDT 6th p.21Explanation:Bound to albuminBound to alpha 1 acid glycoproteinBarbituratesBenzodiazepinesNSAIDsValproic addPhenytoinPenicillinsSulfonamidesTetracyclinesTolbutamideWarfarinBeta-blockersBupivacaineLidocaineDisopyramideImipramineMethadonePrazosinQuinidineVerapamilMost acidic drugs that are extensively bound to plasma proteins are bound to albumin.Basic lipophilic drugs, such as propanolol. often bind to other plasma proteins (e.g.. alphar acid glycoprotein and lipoproteins).', 'role': 'assistant'}]