Seresto Large Dog Collar

133 reviews
Anti-flea, water-resistant collar for dogs over 8kg.
Manufacturer: Advantix
Special Price £22.40

Regular Price: was £25.00


SKU: 2103596


Seresto Large Dog Collar is an anti-parasitic collar effective against fleas, ticks and lice. It is fragrance-free and water resistant.

The 70cm long collar is easy to put around your dog's neck. In constant contact with you dog's skin, this collar will get rid of fleas before they've even had a chance to bite or provoke an allergic reaction.

This collar protects your dog and its immediate environment for 7 to 8 months. It kills tick larvae for up to 8 months from the second day of use. It is also effective against flea larvae for a similar period (8 months).

Made by Advantix, anti-parasite experts. Discover treatments, sprays and collars for dogs and cats of all sizes, so you can keep all your animal friends protected from fleas and lice.


Flea collar for large dogs weighing over 8kg. For external use only.

Directions for use:

Once you open the protective bag containing the collar:

  • Ensure to remove the plastic tab on the inside of the collar.
  • Adjust the collar so as to not overtighten it. To ensure comfort for your pet, you should be able to slide two fingers between your dog's neck and the collar.

To be effective, the Seresto dog collar should be worn continuously for 8 consecutive months. The collar will take effect once put in place.

The collar should ideally be applied at the start of the flea and tick season.

Do not use if your pet has any known allergies or intolerances to the active substances listed below.


Active ingredients:

Imidacloprid 4.5g, Flumethrin 2.03g.


Titanium dioxide (E171), Black iron oxide (E172).


1 dog collar of 70cm.


Product Reviews
Number of reviews : 133
Average rating : 4.9 /5
W. Philip
  the 12/11/2017
5/ 5
It’s does what it says on the tin
B. Sue
  the 11/11/2017
5/ 5
Great collars seem to do the job!
D. Bradley
  the 21/10/2017
5/ 5
Brilliant product
H. Sarah
  the 03/10/2017
5/ 5
Best collars on the market. Love'm
T. Corinne
  the 13/09/2017
5/ 5
Only thing that works for my boys