FRONTLINE Tri-Act® FOR DOGS
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FRONTLINE Tri-Act FOR DOGS is a spot-on treatment containing fipronil and permethrin.
It provides long-lasting protection against flying insects (mosquitoes, biting flies and sandflies) as well as fleas and ticks, while also preventing home flea infestations.

What does FRONTLINE Tri-Act FOR DOGS do?

FASTER*
Kills fleas and ticks in 6 hours

MORE**
Repels ticks and flying insects

THE HOME
Kills fleas before they lay eggs to prevent infestation
* Compared to next leading non-prescription competitor brand and when used monthly.
** Compared to next leading non-prescription brand with repellent activity.