Skip to content
  • 🛍️ Shop more, spend less, with free shipping 🛍️
  • 🛍️ Shop more, spend less, with free shipping 🛍️
Healthy Pets ShopHealthy Pets Shop
  • Menu
    • No products in the basket.

  • Basket

    No products in the basket.

  • Dogs
    • Flea & Tick Treatments for Dogs
    • Dog Behaviour Products
    • Joint Care for Dogs
    • Digestive Care for Dogs
    • Supplements for Dogs
    • Dental Care for Dogs
    • Dog Worming Tablets & Treatments
    • Skin Care for Dogs
    • Eye & Ear Care for Dogs
  • Cats
    • Flea & Tick Treatments for Cats
    • Cat Behaviour Products
    • Cat Supplements
    • Cat Skin Care Products
    • Cat Ear Cleaner & Eye Cleaner Products
    • Cat Grooming Products
    • Cat Worming Tablets & Treatments
    • Cat Joint Supplements
    • Dental Care for Cats
  • Horses
    • Horse Wormers
    • Supplements for Horses
    • Horse Prescription
    • Horse Health Care Products
    • Horse Fly Control
  • Prescriptions
Home / Dogs / Flea & Tick Treatments for Dogs
  • Adaptil Calm On-The-Go Collar M/L -Healthy Pets Shop adaptil calm 1
  • Frontline Spot-On Flea & Tick Treatment Dog 20-40kg - 3 Pack -Healthy Pets Shop frontline large dog 3
-30%
Frontline Tri-Act Spot On Solution For Extra Large Dogs -Healthy Pets Shop frontline triact xldog fro062

Frontline Tri-Act Spot On Solution For Extra Large Dogs

£34.44 Original price was: £34.44.£24.11Current price is: £24.11.

SKU: MZY1D 7609216870 Categories: Dogs, Flea & Tick Treatments for Dogs
  • Free Shipping, Quality Goods
  • Online assistance, always at your service.
  • Efficient and effective customer service, online.
  • Quality products, fair prices.
Browse
  • Cats
    • Cat Behaviour Products
    • Cat Ear Cleaner & Eye Cleaner Products
    • Cat Grooming Products
    • Cat Joint Supplements
    • Cat Skin Care Products
    • Cat Supplements
    • Cat Worming Tablets & Treatments
    • Dental Care for Cats
    • Flea & Tick Treatments for Cats
  • Dogs
    • Dental Care for Dogs
    • Digestive Care for Dogs
    • Dog Behaviour Products
    • Dog Worming Tablets & Treatments
    • Eye & Ear Care for Dogs
    • Flea & Tick Treatments for Dogs
    • Joint Care for Dogs
    • Skin Care for Dogs
    • Supplements for Dogs
  • Horses
    • Horse Fly Control
    • Horse Health Care Products
    • Horse Prescription
    • Horse Wormers
    • Supplements for Horses
  • Prescriptions
  • Small Animals
    • Guinea Pig
    • Pigeon & Poultry Care
    • Rabbit Health Care Products
  • Uncategorized
  • Description
  • Reviews (0)

Frontline Tri-Act for Extra Large Dogs has a unique spot on formula that kills faster and repels more disease-carrying parasites than the next leading competitor brand. Use every 4 weeks to provide long-lasting protection against fleas, ticks, and flying insects whilst also preventing home flea infestations.

Frontline Tri-Act’s unique formulation:
–    Starts killing fleas in 5 minutes
–    Kills fleas within 6 hours for the whole duration of treatment
–    Kills and repels ticks for 4 weeks helping to reduce the risk of tick-borne diseases
–    Kills and repels mosquitoes, sandflies and biting lice
–    Prevents a flea infestation in the home by killing fleas before they can lay eggs

Active Ingredients: Frontline Tri-Act for Extra Large Dogs contains Fipronil 405.6mg and Permethrin 3028.8mg

Presentation and Administration: Easy to use pipette containing 6ml of solution to be applied topically to skin on the back of the neck

Dosage Guide: 1 pipette per dog weighing 40-60kg

Recommended Frequency of Use: Every 4 weeks

Special Instructions: Do not use in dogs younger than 8 weeks/and or weighing less than 2kg. Consult your vet before using in pregnant and lactating bitches

Contains 3 Pipettes

Reviews

There are no reviews yet.

Be the first to review “Frontline Tri-Act Spot On Solution For Extra Large Dogs” Cancel reply

Related products

-30%
Cestem Flavour XL Tablets For Dogs
Quick View

Cestem Flavour XL Tablets For Dogs

£12.28 Original price was: £12.28.£8.60Current price is: £8.60.
-30%
Synoquin EFA Large Breed Dog - 120 Capsules
Quick View

Synoquin EFA Large Breed Dog – 120 Capsules

£71.99 Original price was: £71.99.£50.39Current price is: £50.39.
-30%
Fortiflex Joint Supplement 575
Quick View

Fortiflex Joint Supplement 575

£33.25 Original price was: £33.25.£23.28Current price is: £23.28.
-30%
Plaque Off For Dogs - 60gm
Quick View

Plaque Off For Dogs – 60gm

£12.85 Original price was: £12.85.£9.00Current price is: £9.00.
-30%
Dermocanis High GLA Shampoo
Quick View

Dermocanis High GLA Shampoo

£13.98 Original price was: £13.98.£9.79Current price is: £9.79.
-30%
Pet-Tabs - 60 Tablets
Quick View

Pet-Tabs – 60 Tablets

£12.31 Original price was: £12.31.£8.62Current price is: £8.62.
-30%
Scalibor Collars - Large
Quick View

Scalibor Collars – Large

£27.49 Original price was: £27.49.£19.24Current price is: £19.24.
-30%
Vectra 3D Dog - 25 - 40kg
Quick View

Vectra 3D Dog – 25 – 40kg

£19.99 Original price was: £19.99.£13.99Current price is: £13.99.
MY ACCOUNT
  • Cart
  • Checkout
  • My account
  • Wishlist
ABOUT US
  • About Us
  • FAQ
  • Returns & Exchanges
  • Delivery
  • Contact Us
LEGAL
  • Privacy Policy
  • Payment Method
  • Shipping & Returns
  • Term and Conditions
Signup for Newsletter

Sign up for exclusive offers, original stories, events and more.

    Copyright © 2026 Healthy Pets Shop. This website’s structure, style, and content are intellectual property. Use requires written authorization.
    • Dogs
      • Flea & Tick Treatments for Dogs
      • Dog Behaviour Products
      • Joint Care for Dogs
      • Digestive Care for Dogs
      • Supplements for Dogs
      • Dental Care for Dogs
      • Dog Worming Tablets & Treatments
      • Skin Care for Dogs
      • Eye & Ear Care for Dogs
    • Cats
      • Flea & Tick Treatments for Cats
      • Cat Behaviour Products
      • Cat Supplements
      • Cat Skin Care Products
      • Cat Ear Cleaner & Eye Cleaner Products
      • Cat Grooming Products
      • Cat Worming Tablets & Treatments
      • Cat Joint Supplements
      • Dental Care for Cats
    • Horses
      • Horse Wormers
      • Supplements for Horses
      • Horse Prescription
      • Horse Health Care Products
      • Horse Fly Control
    • Prescriptions
    • Login

    Login

    Lost your password?

    Register

    Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.