Description Frontline Tri-Act L is a veterinary spot-on solution for dogs weighing 20 to 40 kg. The product contains two active ingredients: fipronil, which eliminates adult fleas and ticks, and permethrin, which repels flying insects such as mosquitoes, flies, and sandflies. The product works quickly and effectively, protecting both the dog and its environment from re-infestation. The product can be used on dogs from eight weeks of age and weighing at least 20 kg. Frontline Tri-Act L is safe and easy to use, and its effect lasts for several weeks after application. Veterinary medicinal product. Package contents Frontline Tri-Act Spot-on M Dog 20-40 kg, triple protection against parasites, drops in pipettes, 4 ml x 3 pcs. Active substances: Fipronil 270.4 mg, Permethrin 2019.2 mg / 4 ml. Product purpose The preparation is intended for dogs from 8 weeks of age and weighing from 20 to 40 kg. Product characteristics The product eliminates adult fleas and ticks within 6 hours of application. It provides protection against flea and tick reinfestations for up to 4 weeks. Thanks to the presence of permethrin, it repels flying insects such as mosquitoes, flies, and sandflies for up to 5 weeks. The product remains effective even after brief contact with water. Product use Break off the tip of the pipette. Part your dogs coat at the base of the neck, between the shoulder blades. Apply the contents of the pipette directly to the skin. Notes and precautions Do not use on cats or rabbits due to the possibility of adverse reactions and even death. Avoid contact with eyes and mucous membranes. This product is intended for external use only. Do not bathe the animal for 2 days before and after application.