K9 Advantix II For Medium Dogs 11-20 lbs, 12 Pack

Available only through licensed practicing veterinarians

• Repels and kill ticks including Deer ticks, American dog ticks, Brown dog ticks, and Lone Star ticks for up to four weeks
• Kills 98-100% of the fleas on dogs within 12 hours and continues to prevent infestations for at least four weeks
• Kills fleas before they lay eggs
• Larval flea stages in the dog's surroundings are killed following contact with a K9 Advantix treated dog
• Repels and kills mosquitoes for up to four weeks
• Remains effective after bathing and swimming