10 Best dog flea treatment in Canada

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Last Updated - 2026/07/01

Best Choice

01
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
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9.7

Exceptional

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02
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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9.6

Exceptional

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Value for Money

03
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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9.5

Excellent

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04
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
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9.2

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
9.0

Excellent

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06
Hartz

UltraGuard Pro Topical Flea & Tick Prevention for Dogs and Puppies - 14-28, 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
5 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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8.9

Very Good

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07
Advantage

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

9.9 Simple to use

8.4 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 11 kg to 25 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
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
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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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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