Kimberly from Castlewood writes
Per the manufacturer's product label, Seresto Dog Flea and Tick Collar is "For 8-month prevention and treatment of ticks and fleas on small dogs and puppies 7 weeks of age and older and up to 18 lbs. (8 kg)". We advise consulting your veterinarian if you have any questions or concerns in regards to using this or any products on your pets.
Answer last updated on: 12/07/2020
