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10 Best flea med for dogs of 2026
Explore top picks
1
SerestoSeresto Small Dog Vet-Recommended Flea & Tick Treatment & Prevention Collar for Dogs Under 18 lbs. | 8 Months Protection
9.8Exceptional
Our Rating
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2
SerestoSeresto Flea & Tick Collar For Dogs Over 18 lbs., Treatment & Prevention, Vet-Recommend, 8 Month Protection
Key specs-
Protection Duration:8 months
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Safety Formula:Non-greasy
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Active Ingredients:N/A
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Comfort Level:N/A
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Water Resistance:N/A
9.7Exceptional
Our Rating
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3
SerestoSeresto Flea & Tick Collar For Dogs Over 18 lbs., Treatment & Prevention, Vet-Recommend, 8 Month Protection
Key specs-
Protection Duration:8 months
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Safety Formula:Non-greasy
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Active Ingredients:N/A
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Comfort Level:N/A
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Water Resistance:N/A
9.6Exceptional
Our Rating
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4
PetArmorPetArmor Plus Flea and Tick Prevention for Dogs, Small Dog Flea and Tick Treatment, 3 Doses, Waterproof Topical, Fast Acting (5-22 lbs)
9.4Excellent
Our Rating
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5
PetArmorPetArmor Plus Flea and Tick Prevention for Dogs, Small Dog Flea and Tick Treatment, 3 Doses, Waterproof Topical, Fast Acting (5-22 lbs)
9.2Excellent
Our Rating
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6
Veterinary FormulaVeterinary Formula Flea and Tick Spray for Dogs, 8 oz – Easy-to-Use Dog Flea Spray, Kills on Contact, Prevents Egg & Larval Development for 14 weeks
Key specs-
Active Ingredients:pyrethrins, permethrin, Nylar
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Application Method:Spray
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Formulation Type:Spray
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Safety Information:Follow directions on bottle
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Duration of Effect:Up to 14 weeks
9.1Excellent
Our Rating
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7
Veterinary FormulaVeterinary Formula Flea and Tick Spray for Dogs, 8 oz – Easy-to-Use Dog Flea Spray, Kills on Contact, Prevents Egg & Larval Development for 14 weeks
Key specs-
Active Ingredients:pyrethrins, permethrin, Nylar
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Application Method:Spray
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Formulation Type:Spray
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Safety Information:Follow directions on bottle
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Duration of Effect:Up to 14 weeks
9.0Excellent
Our Rating
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8
Amazon BasicsAmazon Basics Preventative Flea and Tick Topical Treatment for Dogs, Large (45-88 lbs), Fast Acting and Long Lasting, 3 Counts, Packaging May Vary
8.9Very Good
Our Rating
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9
Amazon BasicsAmazon Basics Preventative Flea and Tick Topical Treatment for Dogs, Large (45-88 lbs), Fast Acting and Long Lasting, 3 Counts, Packaging May Vary
8.8Very Good
Our Rating
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10
SerestoSeresto Small Dog Vet-Recommended Flea & Tick Treatment & Prevention Collar for Dogs Under 18 lbs. | 8 Months Protection
8.7Very Good
Our Rating
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