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What is Dobutamine receptor is: and explain in detail?
Ans. (a) Beta 1Ref:KDT 6th ed. /126* Dobutamine is derivative of dopamine, but NOT a D1 or D2 agonist.* Dobutamine is a relatively selective b1 agonist. Though it acts on both alpha and beta receptors, the only prominent action of clinically employed doses is its b1 action, i.e. an increase in force of cardiac contraction and output, without significant change in HRy BP.