<prompt> Combination use of Beta blockers and Calcium channel blockers can cause all but exceptHea blockHypeensionHypotensionBradycardia  <response>: Refer kDT 6e p533 When beta blockers are given with verapamil and diltiazem they produce: Additive sinus depression,conductive deafness, asystole resulting in marked bradycardia and AV block Cardiac arrest may happen due to this combination Both decrease in BP so result in hypotension 