Royal Canin Renal with Tuna - Wet Food Pouch for Cats - 85gm RENAL with Tuna is a complete dietetic feed for adult cats formulated: - to support renal function in the case of chronic or temporary renal insufficiency, through its low level of phosphorus and high quality protein - to reduce oxalate stone formation, through its low level of calcium and vitamin D, and its urine alkalising properties. Recommeded for (indications): Chronic kidney disease (CKD) Management of calcium oxalate urolith recurrence in cats with impaired renal function Prevantion of recurrence of urolithiasis requiring urine alkalinisation: urate and cysteine uroliths Not recommended for (contraindications): Pregnancy, lactation, growth Feeding Advice: It is recommended that a veterinarian's opinion be sought before use or before extending the period of use. Initially feed RENAL with Tuna for up to 6 months in cases of chronic renal insufficiency and reduction of oxalate stone formation. For cases of temporary renal insufficiency a period of 2 to 4 weeks feeding is recommended.