FRONTLINE PLUS provides your dog with complete protection against fleas and powerful protection against ticks in the following ways: Breaks the flea life cycle at every stage ? it kills all 4 stages including adult fleas, flea eggs, larvae, and pupae, when applied monthly. Controls?Brown Dog ticks?when applied monthly. Controls?Paralysis ticks?when applied fortnightly. For use on puppies older than 8 weeks of age. Safe for use on breeding, pregnant and lactating bitches. Waterfast ? so it can be used on dogs that are shampooed between treatments. However, always ensure your dog is completely dry before applying FRONTLINE PLUS, and wait 48 hours before wetting your dog again. Treats and controls?Flea Allergy Dermatitis. Treats and controls biting lice.