• Contains Fipronil the Active Ingredient Used in Frontline Top Spot for Dogs*
• Fast-Acting, Long-Lasting
• Kills Fleas
• Kills Ticks
• Kills Chewing Lice
• Waterproof

Kills Fleas, Ticks & Lice

Flea + Tick Defense for Dogs contains the active ingredient fipronil that effectively targets fleas, ticks, and chewing lice. Fipronil collects in the oils of the skin and hair follicles, and continues to be released from hair follicles onto the skin and coat, resulting in long-lasting activity.

Fleas

• Kills adult fleas before they lay eggs
• Controls flea re-infestation for up to one month (4 weeks)
• Controls fleas which may cause flea allergy dermatitis

Ticks

• Kills ticks that may transmit Lyme disease, Rocky Mountain spotted fever, ehrlichiosis, and babesiosis

Lice

• Rapidly eliminates infestations with chewing lice

Mites

• Aids in control of sarcoptic mange infestations

*Flea + Tick Defense for Dogs is not manufactured by or distributed by Merial.