<prompt> Which of the following drug is a third generation b-blocker?PropanololTimololNadololNebivolol  <response>: Ans. D. NebivololThird gen Blockers - B blocker with vasodilator property are useful for hypertension and CHFa. a Blockade- Labetalol, Carvedilolb. b2 Agonist- Celiprololc. Antioxidant- Carvedilold. NO donor- Nebivolole. Ca Channel Blocker- Carvedilolf. K Channel Blocker- Tilosolol 