Another good reason to research every med or supplement you take. After median follow-up of 34 months, there was 23 reduction in the risk of cardiovascular death or heart failure hospitalization on ATACAND. In heart failure patients with renal impairment, AUC0-72h was 36 and 65 higher in mild and moderate renal impairment, respectively. Posts: 107 Atacand Hct My Doctor changed my medication from atacand to atacand hct diuretic. atacand precos Placebo included back pain, dizziness, upper respiratory tract infection, pharyngitis, and rhinitis. The antihypertensive effects of twice daily dosing of either candesartan cilexetil or losartan potassium were not studied.