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Frontline Spray

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Product Overview

How To Use

What’s in it?


Questions & Answers

Product Description

FRONTLINE Spray provides fast acting, long lasting, waterproof treatment and control of fleas, ticks and chewing lice for adult dogs and cats and for puppies and kittens 8 weeks of age or older. FRONTLINE Spray stops existing infestations and prevents establishment of new infestations by killing fleas, ticks, and chewing lice for at least 30 days.

What is Frontline Spray?

FRONTLINE Spray provides effective flea and tick control for adult dogs and cats and for puppies and kittens 8 weeks of age or older.

Who is Frontline Spray for?

For use in kittens, puppies, cats, and dogs (8 weeks of age or older).

Why use Frontline Spray?

Kills adult fleas before they lay eggs, effectively preventing reinfestation for up to 30 days. Kills fleas at all life stages, brown dog ticks, American dog ticks, lone star ticks, and deer ticks. FRONTLINE Spray remains effective even after bathing, water immersion, or exposure to sunlight. Easy to use spray bottle for use on puppies and kittens 8 weeks of age or older. Helps control flea allergy dermatitis when applied regularly. Contains fipronil to kill existing flea and tick infestations.

How does Frontline Spray work?

Frontline Spray contains an active ingredient called fipronil that kills adult ticks and fleas, preventing reinfestation for a minimum of 30 days.


Boehringer Ingelheim

Active ingredient(s):

Fipronil 0.29%

How is Frontline Spray sold?

8.5 fl oz (250 ml) and 17 fl oz (500 ml) spray bottles.

What are the side effects of Frontline Spray?

Individual sensitivities, while rare, may occur after using any pesticide product for pets. If signs persist, or become more severe, consult a veterinarian immediately. Certain medications can interact with pesticides. Consult a veterinarian before using this product on medicated, debilitated, aged, pregnant or nursing animals.

What special precautions are there?

  • This product is flammable. Keep it away from open flame and heat.
  • Speak with your veterinarian prior to using this product on nursing, pregnant, aged, debilitated, or medicated animals.
  • Some medications may interact with pesticide products.
  • Although rare, individual sensitivities can occur following use of any pesticide. If signs continue or worsen, immediately contact your veterinarian.
  • Do not use on puppies or kittens under the age of 8 weeks.
  • Do not spray in your pet's face or eyes.
  • Could cause serious eye irritation.
  • Only intended for external use.
For assistance 24 hours a day, call 1-800-660-1842.

What to do if overdose?

Contact your closest pet hospital

How can I store Frontline Spray?

Store at room temperature.

Helpful Tips:

Frontline Spray remains effective through bathing or swimming.


To open, push the button on top of the trigger and turn the nozzle to the spray position. Wear household latex gloves. Hold bottle in upright position. Ruffle the animal's coat with one hand while applying spray mist to the animal's back, sides, abdomen, legs, shoulders and neck. For head and eye area, spray FRONTLINE on a gloved hand and rub gently into animal's hair. To close, push the button on top of the spay and turn the nozzle to the X position.

Main Ingredients

For Dogs, Puppies, Cats and Kittens
Long Lasting Control of Fleas, Ticks and Chewing Lice
ACTIVE INGREDIENT fipronil: 0.29%
TOTAL 100.00%

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Frontline Spray

Customer Submitted Questions

regular frontline comes in various strengths according to weight of dog. why does the spray version not come in various strengths according to dogs weight?

1 Answer
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