Urinary S/O is a complete dietetic feed for dogs, formulated to dissolve struvite stones and reducing their recurrence through its urine acidifying properties, its low level of magnesium and its restricted level of protein but of high quality. It is recommended that a veterinarian's opinion be sought before use. Feed Urinary S/O for 5 to 12 weeks for the dissolution of struvite stones and up to 6 months for the reduction of struvite stone recurrence. Water should be available at all times.