Questions? Contact Us Chat with us now or Call us at 1-866-761-6578

Contact Us

Please do not hesitate to contact us with questions:

Sentinel Spectrum Rx

Starting at $64.20$51.36
Free shipping
over $49!*
* Most orders ship within one business day after approval


Email us at
or please call us at

Sentinel Spectrum Palatable Chews for Parasite Protection in Dogs

One monthly Sentinel Spectrum chewables (Lufenuron + Praziquantel + Milbemycin) gives your dog protection from heartworm, fleas, hookworms and more. Dogs love the beef flavored tablets!

  • Prevents heartworm and hookworm in dogs
  • Controls fleas and breaks the flea lifecycle
  • Kills and controls roundworms, tapeworm and whipworms
  • Easy dosing flavored chewables
  • Contains milbemycin, lufenuron and praziquantel


To give your dog broad-spectrum protection from dangerous pests talk to your veterinarian about prescription Sentinel Spectrum. Each chewable tablet contains a combination of milbemycin oxime and lufenuron that work together to protect your dog from pests and parasites for a full month. The active ingredients stop heartworm larvae from developing while killing adult hookworms, whipworms, tapeworm and roundworms. They also stop flea eggs from hatching so the flea life cycle is broken and your pet is protected from reinfestation. The tablets are beef flavored for no hassle dosing.  Want more information on Sentinel Spectrum? Click the More Information tab above.


What you should know about Sentinel Spectrum:

  • Talk to your veterinarian before using this product.
  • Follow dosing directions exactly - don’t give your pet more medication than directed and don’t skip doses.
  • Read the label carefully for information about storage, possible side effects, and drug interactions.


For additional information about Sentinel Spectrum, click the “More Information” and “Package Insert” tabs above.