Sentinel Spectrum Tasty chew provides broad-spectrum protection against multiple parasites. The beef-flavoured chew is effective in controlling flea infestation by killing flea eggs and flea larvae. The anthelmintic treatment kills immature form of heartworm larvae and controls heartworm disease in dogs. The oral preventive is powerful in killing adult form of gastrointestinal worms such as hookworms, roundworms, tapeworms, and whipworms and prevents intestinal infection in dogs.