Cosequin® DS Capsules contain FCHG49® Glucosamine Hydrochloride and TRH122® Sodium Chondroitin Sulfate† and come in a bottle of 132 capsules that can be sprinkled over your dog’s food. FCHG49® Glucosamine Hydrochloride and TRH122® Chondroitin Sulfate have been scientifically formulated to help support and maintain the health of your dog’s joints. The ingredients in Cosequin® work together to help support and protect the cartilage.