The #1 Name in Flea and Tick Protection* 2024
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Break the Flea Life Cycle
FRONTLINE® Plus contains fipronil, which kills adult fleas, as well as (S)-methoprene, which kills flea eggs and larvae. Together, these active ingredients break the flea life cycle, prevent future infestations, and provide continuous protection for a full month.
What is FRONTLINE?
FRONTLINE Brand Products are effective, easy-to-apply topical flea & tick preventives. FRONTLINE Plus and FRONTLINE Gold have formulas for dogs or cats. FRONTLINE Shield is for dogs only. All FRONTLINE Brand Products feature waterproof formulas that last a full 30 days.
Why should I protect my dog or cat from fleas & ticks?
Fleas & ticks are a year-round threat. FRONTLINE Brand Products help protect dogs or cats from these pests and monthly use can help prevent infestations.
Just one dose of FRONTLINE® Plus provides fast-acting protection that lasts for a full 30 days.