The active ingredients in Seresto are specially formulated for steady dose-adjusted release that spreads over your dog, remaining in the fatty layer of the skin and coat, where they are effective against fleas and ticks all season long. Fleas don't have to bite your dog to be affected, so your pet suffers less of those painful bites. It also effectively repels and kills ticks, preventing them from attaching to your dog.

Key Features:

• Fast relief from painful bites from fleas and ticks: Protects your pet against fleas immediately after collar application and ticks within 48 hours after application
• Fast Flea control and Prevention: spreads rapidly over your pet, killing 98-100% of adult fleas within 12 hours of application. In addition, Imidacloprid controls flea larvae in the pet's environment and reduces the incidence of Flea Allergy Dermatitis (FAD).
• Prevents development of further fleas: Kills adult fleas in less than 20 minutes – 1 hour after reinfesting
• Kills fleas and flea larvae on contact : They don't have to bite
• Repels and Kills Adult, Larval, and Nymph ticks on
• Long-lasting and easy to use: 8 months of continuous protection against fleas and ticks
• Easy to use: Simply unroll the collar, trim away the connector tabs, fit the collar so there is space for two fingers between the neck and the collar and trim away the excess
• Prevents infestation if your treated pet comes into contact with other pets with fleas
• Helps clean up the flea population living in the house by killing larvae living in the pet's environment (bedding, floors and furniture)
• Predetermined break point (small dog) and emergency release ratchet system to allow the collar to loosen or break without injury to your pet
• Safety studies confirm a high Margins of Safety  for you, your pet, and the environment
• Active ingredients stay locked in the collar and trapped in the fatty layer of the skin, so your dog can be bathed or go swimming without needing to remove the collar, and with the peace of mind that it will still be effective against fleas and ticks.
• Made Specifically For: Killing fleas on dogs and puppies 7 weeks and over

*if you have growing puppies check the collar regularly to ensure the fit is right.

* Seresto Collars can be stored for the registered shelf life until the printed expiry date, before it is applied to the animal.