We’re truly sorry to hear of your recent experience with Tidy Cats Lightweight 24/7 Performance Odor Control Clumping Cat Litter. Creating safe, high-quality products for pets, including our own, as well as the health of our consumers and cats, is a responsibility we take very seriously. We'd encourage you to consult with your trusted veterinarian, who can provide the right guidance and treatment. We want to assist you further and gather additional information to learn more about your situation. Please call us at 1-800-835-6369. We're available Monday through Saturday from 8 a.m. to 6 p.m. (CST). We look forward to speaking with you soon. - The Tidy Cats Team