Sentinel is a once-a-month heartworm and flea preventative that comes in a flavored tablet. You should give your dog their Sentinel tablet on the same calendar day every month, along with a full meal. Sentinel will prevent heartworm disease, as well as treat and prevent roundworms, hookworms, and whipworms.
Sentinel is for dogs only. It is safe for all breeds of dogs including pregnant and nursing females, breeding males and puppies as young as 4 weeks of age.
Only available for current client refills. Any orders placed by non-current clients will be cancelled.