Prescription Diet c/d Multicare Stress Dry Cat Food clinical nutrition specially formulated to support a cat's urinary health while also managing stress. 
 
How it works:
With ingredients to manage stress related urinary episodes
Controlled minerals and promotes desirable urine pH
Controlled calcium, low sodium, & added potassium citrate
 
How it helps:
Formulated to reduce stress, a risk factor for common urinary signs
Formulated to dissolve struvite stones in as little as 7 days (average 27 days)
Formulated to decrease long-term risk of calcium oxalate stones when fed daily
S+OXSHIELD: Formulated to promote a urinary environment that reduces the risk of developing struvite & calcium oxalate crystals
Recommended for lifelong feeding of adult cats