Advantage® II 21-55 lbs Dog Flea & Lice Treatment


  • New packaging, same formula
  • Contains four one-month applications of Bayer Advantage II topical flea prevention and treatment for large dogs 21-55 lbs
  • Works through contact, so fleas don’t have to bite your dog to die
  • Effective flea treatment kills fleas in multiple life stages – eggs, larvae and adults – to break the flea life cycle
  • Easy-to-apply dog flea treatment starts working within 12 hours and protects for up to 30 days
  • Vet-recommended, fragrance-free and designed specifically to treat and prevent fleas on dogs


Product Highlights

Bayer Advantage II topical flea prevention and treatment for large dogs between 21-55 pounds is a vet-recommended monthly application that kills fleas through contact, so they don’t have to bite your dog to die. The protection of Advantage II kills fleas in multiple life stages, including eggs, larvae, and adults, effectively breaking the flea life cycle to prevent flea infestation on your dog. This dog flea treatment comes in a convenient topical liquid that’s easy to apply, fragrance-free and waterproof after 24 hours. A single application of Advantage II flea treatment for dogs starts working in 12 hours and keeps killing fleas for 30 days. Even indoor dogs need flea protection because humans and other pets can bring fleas into your home. Advantage II flea control for dogs is available in packs of one, four or six monthly applications for dogs of all sizes. Bayer Advantage II is also available in a formula for cats. Fight the misery of biting fleas with the help of Advantage II flea treatment and protection for dogs from Bayer..Health Consideration: Prevents fleas
Life Stage: Puppies over 7 weeks and Adult Dogs
Package Quantity: 4 tubes
Application: Liquid
Caution: Harmful if swallowed. Causes moderate eye irritation. Avoid contact with eyes or clothing. Wash hands thoroughly with soap and warm water after handling. Keep out of reach of children. Do not contaminate feed or food. DO NOT USE ON CATS – MAY BE FATAL. Keep cats away from treated dogs for 24 hours. If applied to a cat or ingested by a cat, contact your veterinarian immediately.

First Aid: 
If Swallowed:
1. Call a poison control center or doctor immediately for treatment advice.
2. Have person sip a glass of water if able to swallow.
3. Do not induce vomiting unless told to do so by the poison control center or doctor.
4. Do not give anything to an unconscious person.
If In Eyes:
1. Hold eye open and rinse slowly and gently with water for 15-20 minutes. Remove contact lenses, if present, after the first 5 minutes, then continue rinsing eye.
2. Call a poison control center or doctor for treatment advice.
If On Skin:
1. Wash with plenty of soap and water.

Hazards to Domestic Animals: 
For external use only. Do not apply to cats or kittens under 8 weeks of age or weighingless than 5 lbs. As with any product, consult your veterinarian before using this product on debilitated, aged, pregnant or nursing cats. Individual sensitivities, while rare, may occur after using ANY pesticide product for cats. If signs persist, or become more severe, consult a veterinarian immediately. If your cat is on medication, consult your veterinarian before using this or any other product.

It is a violation of Federal Law to use this product in a manner inconsistent with its labeling.

How to Open: 
1. Be sure tube is at bottom of pouch.
2. Using scissors cut the pouch across the top and remove tube.

Active Ingredients: 
Imidacloprid, Pyriproxyfen


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