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9 Best flea treatments for small dogs of 2025

Save up to 14% off
  • Best Choice

    1

    Seresto Small Dog Vet-Recommended Flea & Tick Treatment & Prevention Collar for Dogs Under 18 lbs. | 8 Months Protection
    Seresto

    Seresto Small Dog Vet-Recommended Flea & Tick Treatment & Prevention Collar for Dogs Under 18 lbs. | 8 Months Protection

    9.8
    Exceptional
    Our Rating
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  • Value for Money

    2

    FRONTLINE Plus Flea and Tick Treatment for Small Dogs Upto 5 to 22 lbs. 3 Treatments
    Frontline

    FRONTLINE Plus Flea and Tick Treatment for Small Dogs Upto 5 to 22 lbs. 3 Treatments

    11% Off
    • Target Weight:5 pounds or more
    • Active Ingredients:fipronil, S-methoprene
    • Application Method:topical
    • Waterproof:Yes
    • Treatment Duration:30 days
    9.5
    Excellent
    Our Rating

  • 3

    Amazon Basics Flea and Tick Topical Treatment for Small Dogs (5-22 pounds), 3 Count (Previously Solimo)
    Amazon Basics

    Amazon Basics Flea and Tick Topical Treatment for Small Dogs (5-22 pounds), 3 Count (Previously Solimo)

    9.4
    Excellent
    Our Rating

  • 4

    PetArmor Plus Flea and Tick Prevention for Dogs, Dog Flea and Tick Treatment, 3 Doses, Waterproof Topical, Fast Acting, Small Dogs (5-22 lbs)
    PetArmor

    PetArmor Plus Flea and Tick Prevention for Dogs, Dog Flea and Tick Treatment, 3 Doses, Waterproof Topical, Fast Acting, Small Dogs (5-22 lbs)

    14% Off
    9.3
    Excellent
    Our Rating

  • 5

    Capstar(nitenpyram) for Dogs Fast-Acting Oral Flea Treatment for Dogs 2-25 lbs, Vet-Recommended Medication Tablets Start Killing in 30 Minutes, 6 Doses
    Capstar

    Capstar(nitenpyram) for Dogs Fast-Acting Oral Flea Treatment for Dogs 2-25 lbs, Vet-Recommended Medication Tablets Start Killing in 30 Minutes, 6 Doses

    • Dog Weight Range:2-25 pounds
    • Form:Oral
    • Flea Action:Starts killing in 30 minutes
    • Active Ingredient:Nitenpyram
    • Dosage:57 mg
    9.0
    Excellent
    Our Rating
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  • 6

    Hartz UltraGuard Dual Action Flea & Tick Topical Dog Treatment and Flea and Tick Prevention, 6 Months, 5-14 Pound Dogs 6-count(Pack of 1)
    Hartz

    Hartz UltraGuard Dual Action Flea & Tick Topical Dog Treatment and Flea and Tick Prevention, 6 Months, 5-14 Pound Dogs 6-count(Pack of 1)

    8.9
    Very Good
    Our Rating

  • 7

    Veterinary 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
    Veterinary Formula

    Veterinary 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

    • Active Ingredients:pyrethrins, permethrin, Nylar
    • Application Method:Spray
    • Formulation Type:Spray
    • Safety Information:Follow directions on bottle
    • Duration of Effect:Up to 14 weeks
    8.8
    Very Good
    Our Rating

  • 8

    K9 Advantix Flea, Tick & Mosquito Prevention for Dogs 4-10 lbs. | Flea Drops for Small Dogs | Apply Monthly | 2 Treatments
    K9 Advantix

    K9 Advantix Flea, Tick & Mosquito Prevention for Dogs 4-10 lbs. | Flea Drops for Small Dogs | Apply Monthly | 2 Treatments

    8.7
    Very Good
    Our Rating

  • 9

    PetArmor CAPACTION (nitenpyram) Oral Flea Treatment for Dogs, Fast Acting Tablets Start Killing Fleas in 30 Minutes, Dogs 2-25 lbs, 6 Doses
    PetArmor

    PetArmor CAPACTION (nitenpyram) Oral Flea Treatment for Dogs, Fast Acting Tablets Start Killing Fleas in 30 Minutes, Dogs 2-25 lbs, 6 Doses

    8.6
    Very Good
    Our Rating