Some may die before biting however some may take up to the full 48 hours to die, by which point they will have latched on.

Carpets and furnishings must then be vacuumed regularly and pet bedding should be washed above 60°C. This is being resolved by Royal Mail and we hope to be able to send any outstanding parcels in the next few days. As Frontline Spot On has a non-systemic mode of action, it kills parasites through contact, not via your pet's bloodstream.

As this is a veterinary medicine, our Vet Team may on occasion contact you to ensure that this product is suitable for your pet. There might even be hair loss or black grit in the coat – this could actually be flea dirt (which is often easier to spot than the flea itself). They can be hard to spot and sometimes the first sign can be that your dog is itching or scratching (mainly due to irritation caused by flea bites).

Please Note: These size guides are approximate and each brand's measurements and sizing criteria may vary. Those flea eggs end up in your carpets, bedding and soft furnishings where they hatch, first into larvae, before eventually developing into adult fleas. Frontline Spot On is safe for use in breeding, pregnant and lactating bitches but is not suitable for puppies under 8 weeks of age, or for sick or convalescing dogs. Please note that if you are purchasing a mix of Light and Heavy items at the same time, these will be sent separately. To treat dogs over 60 kg with FRONTLINE TRI-ACT ®, use the appropriate combination of two pipette sizes that most closely matches the bodyweight.However, if your pet gets soaked to the skin then the effectiveness of the treatment may be affected and reapplication may be needed.

Using a soft measuring tape, measure from (A) at the centre point of the chest, across the point of the shoulder and to the point (B) at the centre of the tail. Unlike other flea treatments, Frontline Plus kills ticks too, helping to reduce the risk of tick-borne disease transmission. FRONTLINE Spot On is indicated for treatment and prevention of flea and tick infestations and control of infestations with Trichodectes canis biting lice on dogs. Bear in mind that every horse is different and that you may need to consider a larger sized rug if you horse is particularly strongly built.Frontline Spot On is water resistant, meaning that from 48 hours after application, your pet can swim or be bathed as usual. The only products containing these two ingredients are prescription only medications and so we will require a written prescription from your vet to dispense them to you. If you can lift your dog without risking injuring yourself, then first weigh yourself on your bathroom scales, then set the scales to zero and stand on them holding your dog to work out your dog's weight; or weigh yourself holding your dog and subtract your own weight. When you have the measurement, remove 10cm (4inches) and choose your horse's size from the table below.