Skip to content
FREE SHIPPING on orders above $300.
Free shipping on orders above $300

Language

Availability:
Out of stock

Seresto - Flea & Tick Collar for Dogs & Cats ≤ 8kg - 1PC

Sold out
Original price $535.00
Original price $535.00 - Original price $535.00
Original price $535.00
Current price $480.00
$480.00 - $480.00
Current price $480.00

Why AutoShip?

  • 25% OFF on your first order.
  • 3% OFF on all recurring orders.
  • Receive FREE GIFTS starting from 4th order and every order after.

  • Discounts and free gifts are subject to change or substitution without notice.
  • Minimum 3 successful AutoShip orders before cancellation or changes.
  • Subscription orders over $300 get Free Delivery. Otherwise $80 delivery charge applies.
  • PetProject.HK reserves the right to modify terms.

For more AutoShip info, read our T&C.

Overview

The Seresto® Flea & Tick Collar by Elanco Animal Health is a veterinarian-recommended, long-acting parasite prevention solution designed for small dogs and cats weighing 8 kg or less. This odorless, non-greasy collar provides continuous protection against fleas and ticks for up to 8 months, making it ideal for pet owners seeking a low-maintenance, effective alternative to monthly topical treatments or oral medications.


Key Benefits / Features

✅ Provides up to 8 months of continuous protection

✅ Kills and repels fleas, ticks, and larvae before they bite

✅ Effective against Ixodes ricinus, Rhipicephalus sanguineus, and Dermacentor reticulatus

✅ Water-resistant and remains effective after bathing or swimming

✅ Odorless, non-greasy, and easy to apply

✅ Reduces risk of tick-borne diseases and flea allergy dermatitis


Ingredients

  • Active Ingredients:
    • Imidacloprid – 10% w/w
    • Flumethrin – 4.5% w/w
  • Inert Ingredients:
    • Polymer matrix for controlled release
    • Stabilizers and plasticizers (non-toxic)

Nutritional Composition / Active Ingredients

Component Concentration per Collar
Imidacloprid 1.0 g (10%)
Flumethrin 0.45 g (4.5%)
Collar Length ~38 cm
Weight Range ≤ 8 kg


Uses / Indications

Seresto® is indicated for:

  • Prevention and treatment of flea infestations
  • Repelling and killing ticks before they attach
  • Interrupting flea life cycle by killing larvae
  • Reducing transmission risk of tick-borne pathogens
  • Managing flea allergy dermatitis in sensitive pets

Instructions

  • Remove collar from protective packaging
  • Fasten around pet’s neck, leaving ~2 fingers of space
  • Trim excess length beyond the buckle
  • Replace every 8 months or sooner if damaged
  • Do not ingest; collar is for external use only

Precautions

  • For external veterinary use only
  • Do not use on puppies or kittens under 10 weeks of age
  • Not suitable for animals with known sensitivity to pyrethroids or organophosphates
  • Store in cool, dry place away from sunlight
  • Wash hands after handling
  • Recommended to be dispensed under veterinary guidance

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare