Sentinel™ Spectrum

Prevents heartworm, controls intestinal worms and flea infestations* 

*Does not kill adult fleas 

Why choose Sentinel™ Spectrum for your dog? 

Key Benefits

  • Tasty beef and bacon chew

    A tasty beef and bacon chew that dogs love with 97% of dogs accepting them straight from the hand¹

  • Comprehensive heartworm and intestinal worm protection

    Protection from heartworm, all major intestinal worms including Hydatid tapeworm and stops the flea lifecycle. 

How does it work? 

An image showing the Sentinel shield protecting the dogs around it.

Sentinel™ Spectrum treats your dog and protects your family

Protect your dog against fleas, heartworm and intestinal worms, including tapeworm, with Sentinel 3-in-1 protection. Dogs love the beef and bacon chew, with 97% of dogs accepting them straight from the hand*.

Directions for use 

Give monthly with a full meal. 

Record the treatment date, and repeat monthly. 


Sentinel spectrum pack for dogs weighing Dose 
Up to 4 kg 1 x Very Small chew  
> 4 – 11 kg  1 x Small chew 
> 11 – 22 kg 1 x Medium chew 
> 22 – 45 kg  1 x Large chew 


Dogs >45 kg can be dosed with the appropriate combination of chews. 



Sentinelᵀᴹ Spectrum for Dogs

Sentinelᵀᴹ Spectrum for Dogs

  • Before starting Sentinel™ Spectrum, you should have your veterinarian confirm that your dog does not have heartworm 
  • For dogs from 6 weeks of age 
  • The following adverse reactions have been reported in dogs after giving Sentinel™ Spectrum: vomiting, diarrhea, depression/lethargy or pruritus 
  • In safety studies with Sentinel™ Spectrum, in some cases puppies showed reduced activity, ataxia, tremors and salivation. These signs were most commonly seen with overdosing and were mild, observed only within 24 hours of treatment, and resolved without medical intervention. 



Sentinel™ Spectrum and the diagonal bar or logo are trademarks of Elanco or its affiliates. ABN 64 076 745 198. Level 3, 7 Eden Park Drive, Macquarie Park NSW 2113.  


For further information please contact 1800 995 709 Monday to Friday or email