Characteristics The main features of Drasanvi Drgreen Renalgreen Oral Solution are: 1. Designed for the kidney and urinary health of cats. 2. It comes in a 50 ml presentation. 3. Formulated to help maintain proper kidney function. 4. Promotes urinary tract health. 5. It is an oral solution that is easy to administer to your pet. Instructions for use Drasanvi Drgreen Renalgreen Oral Solution is administered to cats to promote kidney and urinary health. Follow your veterinarians instructions to determine the appropriate dosage based on your cats weight. It can be administered directly into your cats mouth or mixed with their food. It is important to follow the directions for use to achieve the best results.