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What is Which of the following is a beta blocker with beta 2 receptor agonist action? and explain in detail?
Celiprolol is a selective beta1 blocker having additional weak beta 2 agonistic activity which reduces vascular resistance and is safe in asthmatics. Labetolol is an alpha and beta blocker. Carvedilol is a beta 1, beta 2 and alpha 1 adrenoreceptor blocker. Ref: Essentials of Medical Pharmacology By K D Tripathi, 5th edn, Page 131