− Hypersensitivity to the active substances or to any of the excipients (see section 6.1), or to other sulphonamide-derived substances. − History of angioedema with aliskiren. − Second and third trimesters of pregnancy, lactation (see section 4.6). − Severe renal impairment (GFR < 30 ml/ min/ 1.73 m2). − Refractory hypokalaemia, hypercalcaemia. − Severe hepatic impairment. − The concomitant use of aliskiren with ciclosporin, a highly potent P-glycoprotein (P-gp) inhibitor, and other potent P-gp inhibitors (quinidine, verapamil), is contraindicated (see section 4.5).