PetWorth

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Flea & Tick Prevention

OTC flea and tick collars, plus a tick-removal add-on — shopping guidance, not veterinary advice. Read labels for species, weight, and age limits, and ask your vet which protocol fits your pet and region.

Top 10 picks with pros and cons · budget tiers: $ budget · $$ mid-range · $$$ premium · View all

We research products from Amazon listing details, specs, and ratings; we have not tested them hands-on. We may earn a commission from qualifying purchases.

Our three picks

Chosen from the ranked list below. Budget tiers: $ budget · $$ mid-range · $$$ premium.

Top 10 Flea & Tick Prevention

  1. #1Seresto flea and tick collar for large dogs

    Seresto Flea & Tick Collar for Dogs Over 18 lbs $$

    Collar listed for up to 8 months of flea and tick protection for dogs over 18 lbs

    Pros

    • Listed for up to 8 months per collar
    • No monthly topical to apply
    • Active ingredients named on the listing (imidacloprid, flumethrin)

    Cons

    • The EPA has received incident reports for Seresto collars; ask your vet
    • Counterfeits are common on marketplaces; check the seller
  2. #2Seresto flea and tick collar for cats

    Seresto Flea & Tick Collar for Cats $$

    Cat-labeled collar listed for up to 8 months of flea and tick protection

    Pros

    • Labeled for cats
    • Listed for up to 8 months per collar
    • Alternative to monthly topicals

    Cons

    • The EPA has received incident reports for Seresto collars; ask your vet
    • Counterfeits are common on marketplaces; check the seller
  3. #3Seresto Small Dog Vet-Recommended Flea & Tick Treatment product photo

    Seresto Flea & Tick Collar for Small Dogs $$

    Collar listed for up to 8 months of flea and tick protection on small dogs

    Pros

    • Listed for up to 8 months per collar
    • Listed as killing and repelling by contact, not by bite
    • Sized for small dogs

    Cons

    • The EPA has received incident reports for Seresto collars; ask your vet
    • Sized for small dogs only; check the weight range on the label
  4. #4PetArmor Extend Large Dog Flea and Tick Treatment & Prevention product photo

    PetArmor Extend Large Dog Flea and Tick Treatment & Prevention $$

    8-month flea and tick collar for dogs over 18 lb

    Pros

    • Listed for up to 8 months per collar
    • For dogs over 18 lb
    • Listed as leaving no greasy residue

    Cons

    • Check the active ingredients on the label
    • Only for dogs over 18 lb
  5. #5VICSOM Flea Collar for Cats product photo

    VICSOM Flea Collar for Cats $$

    4-pack cat collars, adjustable to 48 cm

    Pros

    • 4-pack, listed as 32 months total
    • Adjustable up to 48 cm
    • Water-resistant

    Cons

    • Natural formulas may be less effective
    • Some cats react to collar treatments
  6. #6Arncre Flea and Tick Collar for Cats 4 Pack product photo

    Arncre Flea and Tick Collar for Cats 4 Pack $$

    4-pack plant-based collars that fit necks up to 19 inches

    Pros

    • Plant-based ingredients
    • Fits necks up to 19 inches
    • 4-pack

    Cons

    • Plant-based collars may be less effective than EPA-registered ones
    • Scent may bother some cats
  7. #7Wondercide Dog Collar product photo

    Wondercide Dog Collar $$

    Water-resistant, peppermint-scented collar used as an added layer

    Pros

    • Peppermint scent
    • Water-resistant

    Cons

    • Sold as an add-on, not a full preventive
    • 3.5 out of 5 rating, the lowest in this list
    • Strong scent may bother some dogs and people
  8. #8Original Tick Key tick removal tool

    The Original Tick Key Tick Remover $Add-on

    Add-on tool for removing attached ticks. It does not prevent fleas or ticks

    Pros

    • Small enough for a keychain
    • Lever design for removing attached ticks
    • No batteries

    Cons

    • Does not prevent fleas or ticks
    • Technique matters; follow the instructions
  9. #9

    TevraPet Activate II Flea & Tick Collar (Large Dogs) $$

    Collar listed for up to 12 months of flea and tick protection for large dogs

    Pros

    • Listed for up to 12 months
    • Active ingredients named on the listing (deltamethrin, pyriproxyfen)
    • Waterproof, per the listing

    Cons

    • The EPA has received incident reports for pesticide pet collars; ask your vet
    • Deltamethrin is toxic to cats: not for homes where cats contact the dog
  10. #10

    PetArmor Extend Flea & Tick Collar for Cats $$

    Cat collar listed for up to 8 months, for cats 10 weeks and older

    Pros

    • Listed for up to 8 months
    • For cats and kittens 10 weeks or older, per the listing
    • Water-resistant and odorless, per the listing

    Cons

    • The EPA has received incident reports for Seresto-type collars; ask your vet
    • The listing names its active ingredients only by comparison to Seresto

Best Overall

Seresto Flea & Tick Collar for Dogs Over 18 lbs

Check price on Amazon