<prompt> Which of the following is not a front line antihypeensives -EnalaprilHydrochlohiazideAmlodipineAtenolol  <response>: Ans. is d i.e., Atenolol Firstlinean-Wnsivechli drugs o First line antihypeensive agents are the drugs, which are choosen for initiation of therapy. 1. Thiazide diuretics e.g., Hydrochlohiazide 2.ACE inhibitors e.g., Enalapril 3. Angiotensin H receptor antagonists 4. Calcium channel blocker e.g., amlodipine Beta blockers are not considered first line antihypeensives by JNC-VIII guidelines. 