Nutramax Dasuquin for Small to Medium Dogs, Joint Health Supplement, Contains Glucosamine for Dogs, Plus Chondroitin, ASU, MSM and More, Supports Healthy Joints, Chewable Tablets, 150 Count

Dasuquin. And yes, it's worked really well for our dogs. One used to have hip problems frequently, and now it's a rare occurrence after being on it for a while. https://www.amazon.com/dp/B000MD2H3S