We're so very sorry to hear that your dog was sick. The health and safety of our consumers and their pets is our number one priority, and we take complaints of this nature very seriously. We'd like the opportunity to learn more about your experience. Please give us a call at 800-778-7462 (800-7PURINA). We're available Monday through Saturday from 8AM - 5PM CST, and look forward to speaking with you. –The Purina Team