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9 Best prescription flea treatment for dogs of 2026
Treats and controls ticks on dogs, including paralysis ticks, offering tick control for a full month.
The most complete protection against fleas, ticks, mites, heartworm and worms, all in one tasty chew.
Highly effective flea treatment for dogs, providing excellent flea control throughout the month. Some flea tablets can be difficult to administer, but NexGard Spectra is a soft, tasty beef-flavoured chew that dogs love.
Parasite protection - Advocate Dog offers comprehensive protection against fleas, heartworm disease, intestinal worms, oesophageal worm, mites, and lice
Fast-acting - This flea treatment for dogs kills fleas fast and on contact, so there's no need for fleas to bite, and it reduces the incidence of flea allergy dermatitis
Easy to apply - Advocate is a once monthly, easy to apply, water-resistant spot on treatment for dogs, making it simple to protect your dog each month
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Parasite protection - Advocate Dog offers comprehensive protection against fleas, heartworm disease, intestinal worms, oesophageal worm, mites, and lice
Fast-acting - This flea treatment for dogs kills fleas fast and on contact, so there's no need for fleas to bite, and it reduces the incidence of flea allergy dermatitis
Easy to apply - Advocate is a once monthly, easy to apply, water-resistant spot on treatment for dogs, making it simple to protect your dog each month
Parasite protection - Once a month protection from ticks, including deadly paralysis ticks, fleas, demodex mites, heartworm disease and intestinal worms
Fast-acting - Credelio PLUS dog flea and tick treatment is absorbed rapidly and starts to kill fleas within two hours of administering
Convenient - The smallest 4 in 1 protection in an easy to give, tasty, meat flavoured chew makes protecting your dog from parasites simple for all involved
Parasite protection - Once a month protection from ticks, including deadly paralysis ticks, fleas, demodex mites, heartworm disease and intestinal worms
Fast-acting - Credelio PLUS dog flea and tick treatment is absorbed rapidly and starts to kill fleas within two hours of administering
Convenient - The smallest 4 in 1 protection in an easy to give, tasty, meat flavoured chew makes protecting your dog from parasites simple for all involved
Long-Lasting Protection – Offers up to 6 weeks of flea control and prevention; reapply every 4-6 weeks for ongoing protection
Fast-Acting Formula – Kills fleas and brown dog ticks on contact, providing immediate relief and reducing discomfort for your pet
Comprehensive Flea & Tick Spray – Effective for all sizes of dogs, cats, puppies, and kittens older than 12 weeks; delivers powerful protection against fleas, ticks, and lice
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