Seresto Flea & Tick Collar for Cats

Bayer SKU: 86126761


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Seresto Flea Collars for Cats

The Seresto Flea & Tick Collar is the preferred option for pet parents looking to safeguard their pets from a range of pests. And diseases they can transmit. This collar provides long-lasting protection against fleas and ticks, making it an essential part of your pet's healthcare routine.

  • Animal Doctor-recommended prevention treatment kills fleas and ticks on cats and kittens of all weights and 10 weeks of age and older.
  • Begins to drive away and eliminate fleas within one day of first use. Fleas can re-infest within two hours. Functions upon contact without the need for painful biting.
  • Additionally, it repels and eliminates ticks within 48 hours of initial application and those that return within six hours. Works by touching without the need for any painful biting.
  • Easy-to-use 15-inch adjustable collar is odorless and non-greasy. Functionality that enables rapid deployment. Visibility reflectors enhance safety measures.
  • The water-resistant formula remains effective for a maximum of eight months, despite bathing, swimming, and sun exposure.

Comprehensive Flea and Tick Protection

Seresto’s purpose is to eliminate fleas and ticks upon contact, giving instant relief to your pet. It effectively targets adult fleas, preventing them from laying eggs and breaking the flea life cycle.

This helps control flea infestations. It reduces the risk of flea allergy dermatitis. This is a common condition. It causes significant discomfort and hair loss in pets.

Flea Treatment and Prevention

Fleas can cause more than just itching and discomfort. They can lead to severe allergic reactions and transmit diseases. The Seresto collar kills fleas, including their larvae and eggs, ensuring comprehensive flea treatment and prevention. By targeting fleas at all stages of their life cycles, Seresto keeps your pets and home flea-free.

Effective Tick Prevention

Ticks can transmit serious diseases like Lyme disease and Rocky Mountain spotted fever. The Seresto collar provides robust tick prevention, killing and repelling ticks before they have a chance to bite. This proactive approach helps protect your pets from these potentially life-threatening illnesses. By preventing ticks from biting, Seresto reduces the risk of your pets contracting these dangerous diseases.

Suitable for All Size of Cats

The Seresto Flea & Tick Collar is suitable for pets of any size, whether they are small dogs, large dogs, or cats. This is the perfect option for homes with several pets, offering reliable protection for both dogs and cats.

Easy and Convenient Protection

The Seresto collar offers a hassle-free way to protect your pets. Once applied it provides continuous protection for up to 8 months. This eliminates the need for monthly treatments. This enduring solution guarantees your pets stay safe from fleas and ticks with less need for frequent reapplications.


The Seresto Flea & Tick Collar is an effective and convenient option for protecting your pets from fleas and ticks. It kills fleas and ticks on contact, preventing them from laying eggs and completing their life cycles.

This reduces the risk of flea infestations and tick-borne diseases. An illustration would be Lyme disease. Rocky Mountain spotted fever is a disease caused by a type of bacteria. Suitable for both dogs and cats, Seresto provides peace of mind for pet owners by ensuring long-lasting protection.

Choose Seresto for a reliable solution that keeps your pets safe, healthy, and free from the discomfort of fleas and ticks. Always consult your Animal doctor to ensure the best preventive care for your pets.

Directions for Use

Each animal should wear just one collar at a time. Put the collar on your pet and make sure you can slip two fingers between the collar and their neck easily.

This will ensure a comfortable and secure fit. After fitting the collar correctly, trim off any extra collar that is 1" or more long.

Your pet must wear the collar without interruption for the full 8-month period to ensure protection. Regularly monitor it and modify the fit as needed. This is especially important during periods of rapid growth in puppies.

Store the collar in the bag and outer packaging before using it. Switch out the collar every 8 months for the best defense against ticks and fleas.

Water Resistance: There is no need to take off the collar when putting your pet in water. Even after exposure to shampoo, swimming, rain, or sunlight, Seresto remains potent.

To keep your pets healthy for 8 months, just bathe them once a month. If pets swim at least once a month, the duration of control shortens. Five months for fleas and seven months for ticks is the duration of protection.


Active Ingredients: Flumethrin 4.5%, Imidacloprid 10.0%

Important Information

Fleas rise to the top of your pet's coat as they die, so consider it a triumph if you start seeing more fleas at first, after treating your pet. If you still see fleas after using the product, your pet might be picking up new fleas from other animals, surfaces, or outdoor areas.

It may require as long as 30 days to break the flea life cycle completely. Identifying and targeting sources of new fleas, such as carpets and yards, is crucial to effectively managing flea infestations. By targeting these areas, you can reduce the number of fleas in your home and prevent new ones from entering.


How Long Does A Seresto Collar Take To Work?
 Seresto collars typically start working in 24-48 hours after applying and protect against fleas and ticks for 8 months. However, protection duration may vary based on product and individual dog needs.
 Seresto collars release flumethrin into your dog's skin to protect against fleas and ticks. Keep the collar on constantly and replace it every 8 months for the best protection.

Can A Seresto Collar Get Wet?
 Indeed, Seresto collars can resist water and can endure being in contact with water. Nevertheless, extended lengths of time spent in water, such as swimming or bathing, could decrease the collar's efficiency.

Does Seresto Collar Kill Fleas?
 Yes! Seresto collars kill fleas on contact, helping to control flea infestations on your pet.

Can I Use Seresto Collar and Advantix Together?
 Vets generally advise against combining Seresto collars and Advantix without consulting them beforehand. Using multiple flea and tick prevention products simultaneously can increase the risk of adverse reactions or interactions. Your vet can advise you on the best approach for protecting your pet against fleas and ticks while minimizing potential risks.

What are the Side Effects for Flea and Tick Collar for Cats Seresto?
 Flea and tick collars for cats, like Seresto, can cause side effects such as irritation, hair loss, and digestive problems if swallowed. Additionally, your cat may show lethargy or behavioral changes. Monitor your cat closely and consult your vet if you notice any adverse reactions.

Will Seresto Collar Kill Existing Fleas on Cats?
 Indeed, the Seresto collar has proven effective in killing existing fleas on cats. Once worn consistently, the collar releases its active components, which seep into your cat's skin and fur. When fleas touch your cat, the collar's components disrupt their nervous system, leading to their demise.

How tight should a Seresto collar be on Cat?
 The Seresto collar should fit comfortably around your cat's neck, with enough room for one or two fingers between the collar and their skin. It shouldn't be too tight or too loose.