Foresto Collar Parasite Collar for Large Dogs, 1 Piece, Bayer Vet For the treatment and prevention of flea infestation (Ctenocephalides felis) for up to 8 months. Effectiveness against fleas begins immediately after the collar is applied. Protects the animals surroundings against the development of flea larvae for up to 10 weeks. It can be used as part of a treatment strategy to combat flea allergy dermatitis (FAD). The product has a lasting acarcidal (killing) effect, (Ixodes ricinus, Rhipicephalus, turanlcus) and repellent (anti-feeding) efficacy against tick infestations (Ixodes ricinus) is 8 months. It is effective against larvae, nymphs and adult ticks. Active substances: A 70cm (45g) grey, odorless collar contains 4.5 imidacloprid and 2.03 flumethrin as active ingredients. Excipients: Titanium dioxide (E171), iron oxide (E172), dibutyl adipate, propylene glycoldicaprylocaprate, expoxidized soybean oil, stearic acid, polyvinyl chloride. How to use: The collar is removed from the protective bag only before use Undo the collar and check that there is no plastic residue left on the inside of the collar Fasten the collar around the animals neck without tightening too tightly (as a guide it should be possible to insert 2 fingers between the collar and the animals neck Pull the free end through the buckle and cut off any excess length that exceeds 2 cm The collar must be worn continuously throughout the 8 month protection period and must be removed after the treatment period Check periodically and adjust the collar if necessary, especially when puppies are growing rapidly.Contraindications: Puppies less than 7 weeks old will not be treated Do not use in case of known hypersensitivity to the active substances or to any of the excipients.Adverse reactions: Occasional mild itching and/or erythema may be observed in animals not accustomed to wearing a collar in the first few days after application Make sure the collar is not too tight Mild hair loss and mild skin reactions may occur at the application site which usually resolve within 1 to 2 weeks without the need to remove the collar In isolated cases, a temporary removal of the collar may be recommended, until the symptoms have disappeared If you notice serious reactions or other effects not mentioned in this leaflet, please inform your veterinarian.Target species: Dogs > 8 kg. Presentation: 1 piece