The combination of atenolol and amlodipine is better than their monotherapy for preventing end-organ damage in different types of hypertension in rats.
Han P, Shen FM, Xie HH, Chen YY, Miao CY, Mehta JL, Sassard J, Su DF. The combination of atenolol and amlodipine is better than their monotherapy for preventing end-organ damage in different types of hypertension in rats. J Cell Mol Med. 2009 Apr; 13(4):726-34.