10 Best oral flea treatment for dogs in Canada

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Last Updated - 2026/07/01

Best Choice

01
K9 Advantix

K9 Advantix II Flea and Tick Treatment for Medium Dogs weighing 4.6 kg to 11 kg (10 lbs. to 24 lbs.)-6 doses

9.5 Simple to use

8.2 worth the money
Main highlights

Safe for dogs and puppies 8 weeks and older
Kills ticks, fleas through contact – no biting required. Kills lice and mosquitoes too!
Easy-to-apply topical treatment can be used monthly for year-round protection
DO NOT USE K9 Advantix II ON CATS
Breaks the flea life cycle to treat and control flea infestations in the home
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9.7

Exceptional

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Value for Money

02
K9 Advantix

K9 Advantix II Flea and Tick Treatment for Extra Large Dogs weighing over 25 kg (over 55 lbs.)-4 doses

10% Off

8.9 Simple to use

8.0 Taste

8.0 worth the money
Main highlights

Safe for dogs and puppies 8 weeks and older
NOTE: Packaging may vary
Kills ticks, fleas through contact – no biting required. Kills lice and mosquitoes too!
Easy-to-apply topical treatment can be used monthly for year-round protection
DO NOT USE K9 Advantix II ON CATS
Breaks the flea life cycle to treat and control flea infestations in the home
Show more
9.5

Excellent

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03
Capstar

Capstar Oral Flea Treatment for Small Dogs and Cats weighing 1 to 11 kg - 6 pack

10% Off

8.4 Simple to use

8.0 worth the money

8.0 Aroma
Main highlights

Tackle flea infestations fast - Capstar works from the inside out
Safe for dogs, cats, puppies and kittens 4 weeks and older
One oral tablet starts killing fleas within 30 minutes of administration
Once-daily tablets can be administered until flea infestation is resolved
Contains six fast-acting tablets for dogs and cats weighing 1 - 11 kg
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9.4

Excellent

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04
Capstar

Capstar Oral Flea Treatment for Large Dogs Weighing 11 to 57 kg - 6 Pack

10% Off

9.5 Simple to use

8.4 Aroma

8.0 worth the money
Main highlights

Tackle flea infestations fast - Capstar works from the inside out
Safe for dogs and puppies 4 weeks and older
One oral tablet starts killing fleas within 30 minutes of administration
Once-daily tablets can be administered until flea infestation is resolved
Contains six fast-acting tablets for dogs weighing 11-57 kg
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9.3

Excellent

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05
K9 Advantix

K9 Advantix II Flea and Tick Treatment for Medium Dogs weighing 4.6 kg to 11 kg (10 lbs. to 24 lbs.)-2 doses

8.9 Simple to use

8.0 worth the money

8.0 Aroma
Main highlights

Safe for dogs and puppies 8 weeks and older
Kills ticks, fleas through contact – no biting required, Kills lice and mosquitos too
Easy-to-apply topical treatment can be used monthly for year-round protection
DO NOT USE K9 Advantix II ON CATS
Breaks the flea life cycle to treat and control flea infestations in the home
Show more
9.1

Excellent

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06
ParaPet

Parapet K9 Praventa 360 for Extra Large Dogs - 3 Tubes

8.2 Simple to use

8.0 Taste

8.0 worth the money
Main highlights

Safe and Effective Protection: Against adult fleas, flea larvae, flea eggs and ticks
Once-a-month topical flea and tick treatment - One application lasts 30 days
For use only on dogs and puppies weighing over 25 kg and over 12 weeks of age - Contains 3 tubes (4.8 ml). DO NOT USE ON CATS
Contains Imidacloprid, Permethrin and Pyriproxyfen: the same active ingredients found in the leading veterinary brand
Breaks the flea and tick lifecycle and prevents further infestation
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9.0

Excellent

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07
K9 Advantix

K9 Advantix II Flea and Tick Treatment for Extra Large Dogs weighing over 25 kg (over 55 lbs.)-2 doses

9.7 Simple to use

8.4 worth the money

8.2 Aroma
Main highlights

Safe for dogs and puppies 8 weeks and older
Kills ticks, fleas through contact – no biting required. Kills lice and mosquitoes too!
Easy to apply topical treatment can be used monthly for year-round protection
DO NOT USE K9 Advantix II ON CATS
Breaks the flea life cycle to treat and control flea infestations in the home
Show more
8.8

Very Good

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08
K9 Advantix

K9 Advantix II Flea and Tick Treatment for Large Dogs weighing 11 kg to 25 kg (24 lbs. to 55 lbs.)-2 doses

8.9 Simple to use

8.0 worth the money
Main highlights

Safe for dogs and puppies 8 weeks and older
Kills ticks, fleas through contact – no biting required. Kills lice and mosquitoes too!
Easy-to-apply topical treatment can be used monthly for year-round protection
DO NOT USE K9 Advantix II ON CATS
Breaks the flea life cycle to treat and control flea infestations in the home
Show more
8.7

Very Good

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09
ParaPet

Parapet K9 Praventa 360 for Large Dogs, 1 Tube
Main highlights

Safe and Effective Protection: Against adult fleas, flea larvae, flea eggs and ticks
Once-a-month topical flea and tick treatment - One application lasts 30 days
For use only on dogs and puppies weighing 11 kg-25 kg and over 12 weeks of age - Contains 1 tube (3 ml). DO NOT USE ON CATS
Contains Imidacloprid, Permethrin and Pyriproxyfen: the same active ingredients found in the leading veterinary brand
Breaks the flea and tick lifecycle and prevents further infestation
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8.6

Very Good

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10
Hartz

UltraGuard Pro Topical Flea & Tick Prevention for Dogs and Puppies - 6-14, 3 Monthly Treatments
Main highlights

PREVENT RE-INFESTATION: Long-lasting monthly topical flea treatment that prevents re-infestations for 1 month with dual Insect Growth Regulators (IGRs) that protect your pet and their environment
FAST ACTING FULL BODY PROTECTION: The topical formula spreads across the skin using your dog's natural oil to quickly travel across the coat for full body protection from head to tail
EASY TO APPLY: Features the patented and easy-to-use Pro-Glide angled applicator with rounded edges for a softer more pleasant application experience suitable for all dogs
CONTROLS FLEAS & TICKS AND REDUCES MOSQUITO BITES: Controls fleas, flea eggs, flea larvae and ticks and prevents flea eggs from hatching and reduces biting by mosquitoes
4 MONTHLY FLEA & TICK TREATMENTS: Contains 3 single dose tubes (1 tube per monthly application) for non-stop protection for up to 3 months
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8.5

Good

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