Nexgard Spectra for Dogs

  • Highly effective flea treatment for dogs
  • Provides tick control for a full month against paralysis ticks, bush ticks, and brown dog ticks
  • Controls ear mites on dogs as well as demodectic and sarcoptic mange
  • Prevents heartworm disease in dogs
  • Effective worm treatment for dogs: roundworms, hookworms, and whipworms
  • Veterinarian recommended

What is NexGard Spectra?

NexGard Spectra is an upgraded formula of the original NexGard, which controls tick and flea infestations on dogs. NexGard Spectra contains an additional active ingredient (Milbemycin Oxime) that protects your pet against heartworms and other intestinal parasites.

This means that with the administration of a single monthly chewable you can: kill fleas, kill ticks (including Rocky Mountain wood tick, brown dog tick), prevent the development of heartworm, and control roundworms, hookworms and whipworms.


  • Broad-spectrum treatment protects from multiple parasites
  • Fast acting formula kills fleas in 6-8 hours
  • Comes in a tasty beef-flavored chew for easy administration
  • No more mess from topical preventatives

Is NexGard Spectra suitable for my dog?

NexGard Spectra is suitable for use with dogs and puppies from 8 weeks of age, with a minimum body weight of 4.5 lbs (2 kg). NexGard Spectra has not been evaluated as safe for use on pregnant or lactating dogs.

What are the side effects of NexGard Spectra?

Reported side effects include vomiting, diarrhea, lethargy and loss of appetite.

What precautions must be taken?

  • Keep out of reach children and animals.
  • Not for human use.
  • Not for feline use.
  • Do not give to dogs under 8 weeks of age.
  • Do not give to dogs weighing less than 4.5 lbs (2kg).
  • The safe use of NexGard Spectra with breeding, pregnant or lactating dogs has not been evaluated.

Additional info

  • Mode of administration - Oral
  • Active Ingredients - Afoxolaner, Milbemycin Oxime
  • Manufacturer - Boehringer Ingelheim

APVMA Approval Number

  • Nexgard Spectra for Very Small Dogs (2-3.5kg) - 81008/102149
  • Nexgard Spectra for Small Dogs (3.6-7.5kg) - 81010/102155
  • Nexgard Spectra for Medium Dogs (7.6-15kg) - 81011/102157
  • Nexgard Spectra for Large Dogs (15.1-30kg) - 81012/102161
  • Nexgard Spectra for Extra Large Dogs (30.1-60kg) - 81055/102246

Nexgard Spectra

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