COZAAR is contraindicated: In patients who are hypersensitive to any component of this product; The concomitant use of COZAAR with aliskiren-containing products is contraindicated in patients with diabetes mellitus or renal impairment (GFR <60 ml/min/1.73m2) [see Dual blockade of the renin-angiotensin-aldosterone system (RAAS) under Precautions and Dual Blockade of the Renin-Angiotensin-Aldosterone System (RAAS) under Interactions].