10 Best flea treatment for dogs in Canada

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Last Updated - 2026/05/21

Best Choice

01
K9 Advantix

K9 Advantix II Flea and Tick Treatment for Extra Large Dogs weighing over 25 kg (over 55 lbs.)-6 doses

9.5 Simple to use

8.7 worth the money

8.0 Taste
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 a long protection.
Do not use it 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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02
K9 Advantix

K9 Advantix II Flea and Tick Treatment for Extra Large Dogs weighing over 25 kg (over 55 lbs.)-6 doses

9.5 Simple to use

8.7 worth the money

8.0 Taste
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 a long protection.
Do not use it on Cats
Breaks the flea life cycle to treat and control flea infestations in the home
Show more
9.5

Excellent

Show more
Value for Money

03
ParaPet

Parapet K9 Praventa 360 for Extra Large Dogs - 3 Tubes

32% Off

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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9.4

Excellent

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04
ParaPet

Parapet K9 Praventa 360 for Extra Large Dogs - 3 Tubes

32% Off

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
Show more
9.3

Excellent

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05
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
9.1

Excellent

Show more
06
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
8.9

Very Good

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07
Advantage

Advantage II Flea 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
Main highlights

Safe for dogs and puppies 7 weeks and older
Kills fleas through contact – no biting required, Also treats lice
Easy-to-apply topical treatment can be used monthly for year-round protection
Contains two, monthly applications of flea protection for dogs weighing 4.6 kg to 11 kg
Breaks the flea life cycle to treat and control flea infestations in the home
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8.8

Very Good

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08
Advantage

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

11% Off

8.9 Simple to use

8.0 worth the money
Main highlights

Safe for dogs and puppies 7 weeks and older
Kills fleas through contact – no biting required, Also treats lice
Easy-to-apply topical treatment can be used monthly for year-round protection
Contains two, monthly applications of flea protection for dogs weighing 4.6 kg to 11 kg
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
Advantage

Advantage II Flea Treatment for Extra Large Dogs weighing over 25 kg (over 55 lbs.) - 2 doses

9.9 Simple to use

8.7 worth the money
Main highlights

Safe for dogs and puppies 7 weeks and older
Kills fleas through contact – no biting required, Also treats lice
Easy-to-apply topical treatment can be used monthly for year-round protection
Contains two, monthly applications of flea protection for dogs weighing over 25 kg
Breaks the flea life cycle to treat and control flea infestations in the home
Show more
8.4

Good

Show more
10
Advantage

Advantage II Flea Treatment for Extra Large Dogs weighing over 25 kg (over 55 lbs.) - 2 doses

9.9 Simple to use

8.7 worth the money
Main highlights

Safe for dogs and puppies 7 weeks and older
Kills fleas through contact – no biting required, Also treats lice
Easy-to-apply topical treatment can be used monthly for year-round protection
Contains two, monthly applications of flea protection for dogs weighing over 25 kg
Breaks the flea life cycle to treat and control flea infestations in the home
Show more
8.1

Good

Show more