Hill's Prescription Diet Feline c/d Multicare Urinary Care - Chicken promotes a healthy urinary tract and reduces the risk of recurrence of urinary stones. FLUTD (Feline Lower Urinary Tract Disease) is a complex disease of the lower urinary tract. Crystals frequently form in the urinary tract and can be very painful. The two most frequent types of crystal which develop in cats are struvite and calcium phosphate. Struvite crystals and stones tend to develop from a combination of magnesium, ammonium and phosphorus saturated urine and urine with an alkaline. With this dry food, you can help prevent these stones from forming as well as working to dissolve existing ones. This is achieved through urine-acidifying substances and tailored amounts of minerals. Hill's Prescription Diet Feline c/d Multicare Urinary Care - Chicken at a glance: Addresses all 4 major FLUTD causes (FIC, struvite and oxalate stones, plugs) Dissolves sterile struvite stones in as little as 14 days and reduces recurrenc