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8 Best flea drops of 2025

Save up to 16% off
  • Best Choice

    1

    Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 6-Month Supply
    Advantage

    Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 6-Month Supply

    • Target Weight:Over 9 lbs
    • Application Method:Topical treatment
    • Duration:30 days
    • Kill Time:Within 12 hours
    • Waterproof:After 24 hours
    9.7
    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
    9.4
    Excellent
    Our Rating

  • 3

    Hartz UltraGuard Dual Action Flea & Tick Topical Dogs & Puppies Treatment & Prevention, 6 Months, 15-30 lbs
    Hartz

    Hartz UltraGuard Dual Action Flea & Tick Topical Dogs & Puppies Treatment & Prevention, 6 Months, 15-30 lbs

    9.3
    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
    9.2
    Excellent
    Our Rating

  • 5

    Hartz UltraGuard Topical Flea & Tick Prevention for Cats and Kittens - 3 Monthly Treatments
    Hartz

    Hartz UltraGuard Topical Flea & Tick Prevention for Cats and Kittens - 3 Monthly Treatments

    16% Off
    • Target Weight:5 pounds and over
    • Application Method:Topical drop
    • Duration:Repels mosquitoes for 18 days
    • Kill Time:N/A
    • Waterproof:N/A
    8.9
    Very Good
    Our Rating
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  • 6

    PetArmor for Dogs, Flea and Tick Treatment for Large Dogs (45-88 Pounds), Includes 3 Month Supply of Topical Flea Treatments
    PetArmor

    PetArmor for Dogs, Flea and Tick Treatment for Large Dogs (45-88 Pounds), Includes 3 Month Supply of Topical Flea Treatments

    8.8
    Very Good
    Our Rating

  • 7

    Frontline Plus Flea and Tick Treatment for Cats Over 1.5 lbs. 3 Treatments
    Frontline

    Frontline Plus Flea and Tick Treatment for Cats Over 1.5 lbs. 3 Treatments

    11% Off
    8.6
    Very Good
    Our Rating

  • 8

    FRONTLINE Plus for Dogs Flea and Tick Treatment (Large Dog, 45-88 lbs.) 3 Doses (Purple Box)
    Frontline

    FRONTLINE Plus for Dogs Flea and Tick Treatment (Large Dog, 45-88 lbs.) 3 Doses (Purple Box)

    11% Off
    8.3
    Good
    Our Rating