NexGard SPECTRA® protects against fleas, ticks, mites, heartworm and intestinal worms
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NexGard Spectra Product Package Shot
NexGard SPECTRA is the most complete parasite protection, all in one tasty chew
Rapidly kills fleas
Treats and controls ticks
Treats and controls mange and mites
Prevents heartworm disease
Treats and controls roundworm, hookworm and whipworm
Prevents flea tapeworm infestations
Tasty monthly chew that dogs love
Protection from 8 weeks of age and 2 kg bodyweight

NexGard SPECTRA makes parasite protection easy, with flea, tick, mite, heartworm and intestinal worm protection in one monthly treatment. Best of all your dog will love it, with 100% of owners saying NexGard SPECTRA was easy to give to their dog1.


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NexGard SPECTRA-x6 Retail Pack Shot Front-7.6-15kg medium

Which NexGard SPECTRA is best for your dog?

NexGard SPECTRA can be used in all dogs from 8 weeks of age and greater than 2 kg.
With five convenient weight ranges, there is a NexGard SPECTRA parasite solution for very small dogs, small dogs, medium dogs, large dogs and very large dogs.

For dogs over 60 kg use the appropriate combination of chews.

NexGard SPECTRA Products
Find the dose that's right for your dog

NexGard SPECTRA has a range of products to suit every pooch from 8 weeks of age and greater than 2 kg.

Click to find the right dose for your dog
How to protect your dog with NexGard SPECTRA
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Purchase NexGard SPECTRA in a
3 or 6 month protection pack
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Remove a tasty chew from the pack and give to your dog with or without food
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Repeat monthly all year round
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Where to buy NexGard SPECTRA

Find NexGard SPECTRA at veterinary clinics, online or from a specialist retailer near you.

Frequently asked questions about NexGard SPECTRA

NexGard SPECTRA kills ticks by over-stimulating their nervous system, which results in death of the parasite.

The active ingredients in NexGard SPECTRA are absorbed within 4 hours, resulting in rapid protection for your dog. For example, following administration, fleas are killed within 8 hours.

NexGard SPECTRA provides the most complete protection from fleas, ticks, mites, heartworm and intestinal worms, all in one tasty chew.

You should dose your dog once a month, ideally on the same day of each month. 

NexGard SPECTRA is safe for all breeds of dog when used as directed and can be given to puppies from 8 weeks of age, providing they weigh at least 2 kg.

NexGard SPECTRA treats and controls three of the most common mites infesting dogs: Demodex mites (the cause of demodectic mange), Sarcoptes mites (the cause of sarcoptic mange, also known as scabies) and Otodectes, or ear mites (the cause of otedectic mange).

Which NexGard protection is best for you

Choose from the NexGard range to make sure your dog is fully protected.

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HeartGard30®  Plus










* NexGard and NexGard SPECTRA prevent flea tapeworm when used according to label. If an active infection is present, a suitable allwormer such as ParaGard should be used.