Tick, flea and lice infestations are pretty horrific conditions that can impact your dog's quality of life or even threaten their health. So, it's important to offer your dog the round-the-clock protection they need from infestations.Providing four weeks of tick and flea protection, 6 weeks of lice protection and even 2 weeks of paralysis tick protection, Advantix Dog 4-10kg is designed to protect small to medium dogs while helping to eliminate parasites and control flea allergy dermititis (FAD).Easy-to-apply and water-resistant, this special formula will kill fleas without the need to bite and can even kill larval fleas in your dog's environment.