Ultrum Line-Up Dog Medium 10-20kg (2 Amp per box)

One treatment of ULTRUM Line-up kills adult fleas on contact and continues to kill for up to 4 weeks. The UV-stable Insect Growth Regulator inhibits development of flea eggs and larvae for 5 months after application. ULTRUM® Line-up® for dogs is also effective against ticks for up to 3 weeks. ULTRUM® Line-up® is available in 4 conveniently-sized packs — for dogs less than 10kg; for dogs 10-20kg; for dogs 20-40kg and for dogs greater than 40kg. One pack containing 2 treatments will provide up to 8 weeks protection against adult fleas, 10 months protection against eggs and larvae and up to 6 weeks protection against ticks.