Advantage flea prevention and flea and biting lice treatment for dogs 25 kg and greater - 4 x 4.0ml spot-on solution


Advantage 400 flea prevention and flea and biting lice treatment for dogs 25 kg and greater - 4 x 4.0ml spot-on solution.
See details below, always read the label

Suitable for: Dogs 25 kg and greater.
Active ingredients: Imidacloprid, Butylhydroxytoluene.

Pharmacy product

In order to buy non-prescription medicines you must be a registered user of our site as we are obliged to record your transaction history. We also ask that you complete our questionnaire so our pharmacy team can check that this product is suitable for you to buy.

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This Medicine is sold by BOOTS UK LIMITED at the professional discretion of a Boots pharmacist.

Unfortunately, next day home delivery is unavailable for this product.

Please note that you must be in to sign for this delivery.

We need to ensure that this medicine is suitable for the animal it is intended for. Therefore a Boots pharmacist may be
required to contact you by phone to find out some additional information. If they are unable to speak to you when required
your order may be delayed or the pharmacy medicine part of your order cancelled.

Please ensure your contact details are correct before ordering this medicine.

Advantage 400 for dogs

Flea prevention and flea and biting lice treatment for dogs 25 kg and greater.

Pharmaceutical Form

Spot-on solution

Package size

4 pipettes (4 x 4.0 ml)

Target Species



Flea prevention and flea and biting lice (Tricodectes canis) treatment for dogs of 25 kg and greater. Fleas on dogs are killed within one day following treatment. One treatment prevents further flea infestation for four weeks. The product can be used as part of a treatment strategy for the control of Flea Allergy Dermatitis (FAD) where this has been previously diagnosed by a veterinary surgeon.

Suitable for

Dogs 25 kg and greater.


Age Restriction

You must be at least 16 years old to purchase this product.

How to use

Please read the enclosed leaflet carefully before use.

Method and Route of Administration

For external use only.

Hazards and Cautions

Special Warnings, if necessary

Read the package leaflet before use.

Do not treat unweaned puppies of less than 8 weeks of age.

Keep the blister in the outer carton.

For animal treatment only.

Keep out of the reach and sight of children.


  • This is a medicine; consult your vet if your pet has an underlying medical condition, is on any other medication or if symptoms persist.

  • Check product information carefully before using if your pet is pregnant or lactating and seek advice if they suffer from allergies.

  • Keep all medicines out of the reach and sight of children.

Active ingredients

Imidacloprid, Butylhydroxytoluene.


Active ingredients: Each 4.0 ml pipette contains 400 mg imidacloprid, 4.0 mg butylhydroxytoluene. more less

Delivery options

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Standard Delivery
£3.50 or free when you spend £45 or more

Next Day Delivery
£4.75 - place before 7pm for delivery the next day. Excludes weekends

Named Day Delivery
£3.95 - choose a weekday within the next 14 days for delivery

Saturday Delivery
£5.50 - usually delivered between 7am - 1pm

For more information see our delivery help or view our returns policy.