Frontline Plus Extra Large Dog x 3 Frontline Plus Extra Large Dog x 3 is a topical flea and tick treatment recommended for dog owners whose pets are at risk of parasite infestation. It is suitable for extra-large breeds and can be used to treat and help prevent flea and tick problems, helping to reduce the risk of associated irritation and secondary skin issues. Ideal for dogs requiring regular month-to-month protection. This product is a spot-on formulation supplied in three single-dose pipettes. It acts quickly to kill adult fleas and ticks on contact and also prevents the development of flea eggs and larvae, breaking the life cycle. The treatment is water-resistant once dry and provides ongoing protection when used as directed. Easy-to-apply, non-greasy and formulated for external use on dogs. Composition: Active ingredients: fipronil and (S)-methoprene. These combined act on adult parasites and immature stages. For full ingredient details, concentrations and safety information, please refer to the enclosed leaflet or consult your pharmacist or veterinary surgeon. Conclusion: Frontline Plus Extra Large Dog x 3 offers convenient, veterinary-grade monthly protection against fleas and ticks for large dogs. Always read the packaging and patient information leaflet before use and consult your vet if your dog is pregnant, nursing, very young, ill or on other medication.