Rinse (you'll get far more fleas) and ideally go in excess of the complete puppy once again, with a lighter application of shampoo. The canines regular motion spreads the medicine to the rest of it's entire body for full safety. Pre-emerged grownup fleas may well exist inside the cocoon for as a lot of as 9 months. It protects your puppy from heartworms, fleas, ear mites, ticks and sarcoptic mange.