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About FRONTLINE Shield Flea & Tick Treatment
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3-in-1 Protection
FRONTLINE Shield protects your dog from the threat of fleas and ticks, no matter where you spend time together. Their 3-in-1 formula repels ticks that may transmit Lyme disease and mosquitoes that may transmit heartworm disease. One easy-to-use topical application protects for a full 30 days and prevents flea, tick and chewing lice re-infestations.


Trusted and Proven Protection
One easy, monthly application of FRONTLINE Shield breaks the flea life cycle, killing adult fleas, preventing development of flea eggs and larvae, thus preventing future infestations.

Available for Dogs and Puppies
FRONTLINE Shield is available for dogs and puppies 9 weeks of age or older and weighing 5 pounds or more. No matter his size, your dog is your #1 adventure buddy—take him everywhere with FRONTLINE Shield.

Easy to Apply Protection
Applying FRONTLINE Shield is easy. Simply part your dog’s hair between his shoulders, place the applicator tip against exposed skin, and apply the entire contents of the applicator.* Avoid contact with the treated area until dry and repeat every 30 days for maximum efficacy.
*Only approved for use on dogs and puppies. Do not apply to cats. Read full instructions for your dog size before use.
Product Guide
FRONTLINE Shield offers protection for dogs in most sizes and weights. Choose the option best fitted for your pet.
REFERENCES
FRONTLINE® brand products. Data on File at Boehringer Ingelheim.
About FRONTLINE Shield
FRONTLINE Shield with repellency action protects your dogs from the threat of fleas and ticks, no matter where you spend time together. FRONTLINE Shield‘s 3-in-1 formula (Fipronil, Permethrin & Pyriproxyfen) has repellency action, repelling ticks that may transmit Lyme disease and mosquitoes that may transmit heartworm disease. One easy-to-use topical application protects for a full 30 days and prevents re-infestations of fleas, ticks, and chewing lice.
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Customer Rating | |||||
Price | $78.99Chewy Price | $74.99Chewy Price | $78.99Chewy Price | $78.99Chewy Price | $86.99Chewy Price |
Autoship | $75.04Chewy Price | $71.24Chewy Price | $75.04Chewy Price | $75.04Chewy Price | $82.64Chewy Price |
Top Ingredients | Fipronil, Permethrin, Pyriproxyfen | Fipronil, Permethrin, Pyriproxyfen. | Fipronil, Permethrin, Pyriproxyfen | Fipronil, Permethrin, Pyriproxyfen. | Active Ingredients : Fipronil , (S)-methoprene , Pyriproxyfen. |
Breed Size | Small Breeds | Extra Small & Toy Breeds, Small Breeds | Medium Breeds | Large Breeds | Small Breeds, Extra Small & Toy Breeds |
4 Customer Questions
Is it safe for a large breed 11 lb puppy
Answer by • Apr 06, 2022
This treatment can be used on dogs 9 weeks or older weighing 11 to 20 pounds.
I have a 20lb plus cat-should I get the Frontline for small dog rather than the cat version?
Answer by • Oct 05, 2021
This treatment is approved for use on dogs only, it is not suitable for cats.
Does my dog require a blood draw for any reason, prior to taking Frontline Shield? Thank you.
Answer by • Apr 09, 2021
This product does not require veterinary examination or approval, but it is recommended that you speak with your vet before starting any treatments.
can Frontline Shield be used on pregnant dogs?
Answer by • Mar 29, 2021
It is recommended to consult with your veterinarian before using on pregnant dogs.