Fleas, ticks and intestinal worms aren’t just irritating – they can make your dog seriously ill. And harmful parasites can be transferred to your family too. Keep your pet safe with Simparica Trio flea treatment for dogs. Convenient, tasty chews provide fast and effective treatment for one month. Adult fleas die in only four hours, which stops them from laying eggs and breaks the life cycle. Chews kill paralysis ticks, treat intestinal worms, and offer vet-grade heartworm protection. Simparica Trio flea treatment for dogs is suitable from eight weeks. Packs of three and six chews are formulated for different weight ranges.