Complete dietetic feed for adult dogs. ROYAL CANIN® RENAL SMALL DOG dry is a complete dietetic feed for dogs formulated to support renal function in the case of chronic renal insufficiency, through its restricted levels of phosphorus and high-quality proteins. RECOMMENDATIONS: It is recommended that a veterinarian’s opinion be sought before use or before extending the period of use. Initially feed RENAL SMALL DOG dry for up to 6 months in cases of chronic renal insufficiency.