Purina Pro Plan Veterinary Diets UR Urinary St/Ox Feline Formulas are made with high quality ingredients and formulated to help reduce the risk of urinary stone formation. From a collaboration between Purina nutritionists, researchers, and veterinarians, our therapeutic diets promote a urinary environment unfavorable to the development of both struvite and calcium oxalate.
- Helps dissolve struvite uroliths
- Helps reduce the risk of both struvite and calcium oxalate urolith recurrence
- High-quality protein
- Great taste


























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