Vet’s Best Flea + Tick Spot-On formula provides quick killing action and long-lasting control of fleas and ticks on dogs and puppies 12 weeks or older. The formula kills and repels fleas and ticks for up to one month, but can be applied as often as every two weeks. •Kills and Repels Fleas and Ticks with Natural Botanical Extracts •Easily Applies Between Shoulder Blades •Contains Absolutely No Pyrethrins or Cedar Oil •NOT FOR USE ON CATS OR KITTENS