<prompt> Captopril can cause all Except:Decrease in K concentrationDecrease in after loadProteinuriaBlood dyscrasia  <response>: Captopril is an ACE inhibitor- lowers BP. Reflex postural changes in plasma aldosterone are abolished and basal levels are decreased as a consequence of loss of its regulation by A-II. However, physiologically sufficient mineralocoicoid is still secreted under the influence of ACTH and plasma K. Hyperkalaemia is more likely in patients with impaired renal function and in those taking K sparing diuretics, NSAIDs. REF.ESSENTIALS OF MEDICAL PHARMACOLOGY K.D TRIPATHI-6th EDITION.Page No-483,484 