K9 Advantix is a convenient, once-a-month topical flea, tick, and mosquito control for dogs. K9 Advantix stops biting fleas within three to five minutes and kills 98-100 percent within 12 hours. Repels and kills ticks and mosquitoes. Kills lice and repels biting flies. Remains effective after swimming or bathing. K9 Advantix is not for use on cats. (4 Pack = 4 doses which lasts 4 months.)
Flea & Tick Prevention, K9 Advantix II is a waterproof monthly topical preventative that offers comprehensive protections against fleas, ticks, mosquitoes, biting flies and chewing lice. It kills adult fleas within 12 hours, kills and repels ticks and mosquitoes, and kills flea eggs and larvae.