Kills fleas, ticks, mosquitoes, lice, mites, flea eggs and flea larvae Kills, repels and prevents re-infestation of ticks for up to 6 weeks Kills, repels and prevents re-infestation of fleas for up to 5 weeks Kills flea eggs and flea larvae for up to 8 weeks Kills and repels mosquitoes, lice and mites for up to 4 weeks