Prevendog collar against mosquitoes, sand flies and ticks Prevendog is an antiparasitic collar for dogs effective in protecting against ticks, mosquitoes and sand flies. A new type of medicated collar with great benefits for you and your furry friend. Plus, it provides up to 6 months of protection against ticks and mosquitoes, and up to 12 months against sand flies! Forget about those pesky parasites that put your dogs health at risk for a whole year and enjoy the park and countryside without worries. The Prevendog collar uses deltamethrin as its active ingredient to keep insects away and prevent infestation. Its advanced technology allows for slow and continuous release throughout the body for effective and longer-lasting protection. In addition, it comes with a novel, fragrance-free gray collar featuring an anti-strangulation safety system; its elastic for greater comfort and has a triple-lock system that allows for quick opening if needed. Deltamethrin acts on contact, protecting against ticks and mosquitoes for 6 months and against sand flies for 12 months. The best way to combat the dreaded leishmaniasis, transmitted by sand flies; filariasis (heartworm), transmitted by mosquitoes; and Lyme disease, spread by some ticks. Characteristics Anti-parasite collar for large dogs. Protection against ticks, mosquitoes and sand flies. Elastic, smooth and secure collar. Triple anti-strangulation locking system. With 4% deltamethrin. Continuous release. Fragrance-free. Protection for 6 months against ticks and mosquitoes and for 12 months against sand flies. Occasional contact with water does not reduce its effectiveness. It prevents Leishmania. Instructions for use Detach the protective strip from the collar and place it around the neck. Hold the main clasp between your thumb and forefinger and push through the other end. Press the main clasp and pass the entire collar through, adjusting it to a couple of fingers so its not too tight. Repeat this process, passing the collar through the second and third clasps. Cut off the excess length, leaving about 6 cm in case you need to lengthen it. Antiparasitic collar for large dogs from two months of age and 25 kg in weight for protection against ticks, mosquitoes and sand flies. Not suitable for puppies under 7 weeks old, dogs with hypersensitivity, skin lesions, or cats. If your dog experiences any reaction (itching, irritation, hair loss), remove the collar. Composition Necklace 75 cm (32.60 g): deltamethrin 1.304 g. Formats and Measurements The 75cm collar fits necks up to 65cm 1 necklace of 75 cm or 2 necklaces of 75 cm The Prevendog antiparasitic collar protects your dog from diseases transmitted by ticks, mosquitoes and sand flies for up to 12 months.