Frontline Spot On for Dogs 20-40kg

£19.08 – £30.08 From £5.01 each
  1. 3 per pack
  2. 6 per pack

This is a specialist veterinary product. We will ask you a simple set of questions to confirm that you are buying the correct medicine for your pet and know how to use it safely

Warning: By law we cannot sell this product to anyone under 18, by placing an order with us you are confirming that you are over the age of 18.

Order by 3pm for Express Courier Delivery  Some of the items we sell are a bit too bulky to fit on our delivery vans so we offer our customers Next Day Delivery via courier. Deliveries are made from 8am - 8pm Monday to Saturday and 9am - 5pm on Sundays. Your delivery slot will only be confirmed once your order has been placed.

Medicinal Category : AVM-GSL

Frontline Spot On for Dogs may be used to treat and prevent fleas and ticks, and to control biting lice on your dog.

It can be used on a dog or puppy which weighs over 20kg and up to 40kg and is at least 8 weeks old.

Do not use on rabbits.

Product Information

Detailed information on this veterinary medicine is available in the data sheet  here and instructions will be included with the product. If you have questions about the use of this veterinary medicine, please contact us at or speak to your vet. Further information about veterinary medicines can be obtained from the  Veterinary Medicines Directorate.

As this is a veterinary medicine our Vet Team may on occasion contact you to ensure that this product is suitable for your pet.

Store below 25°C, in a dry place and in the original packaging.

Due to regulatory law and safety reasons this product cannot be returned after delivery and is excluded from our returns policy and exempt from the cool-off period.

Active ingredient



Treating your dog is easy with FRONTLINE Spot On.
Weigh your dog and choose the correct size pipette for its weight.
Dose: 1 pipette of 'FRONTLINE Spot On for Dogs 20 - 40kg' for dogs weighing over 20 kg and up to 40 kg bodyweight.
For topical use only.

Minimum treatment interval is 4 weeks.