A note to our customers: The manufacturer, Novartis, has indefinitely halted production on Sentinel.
This affects all Pharmacies & Veterinarians. There is no expected date for production to resume. For details, click here.
Sentinel vs. Heartgard Plus
It's important to make sure your pet is continuously taking his or her heartworm preventative. That is why we put together this Sentinel vs. Heartgard Plus comparison chart, which shows you not only the similarities but the differences between Sentinel and Heartgard Plus.
Don't miss a dose of heartworm preventative. Heartworms can be fatal.
Compare Sentinel to Heartgard Plus