Advantage II Ferret once-a-month topical flea prevention and treatment helps rid your ferret of painful, irritating fleas. Advantage II Ferret is a vet-recommended, leading brand in pet flea protection. Advantage II Ferret flea treatment and prevention kills adult fleas, flea larvae and flea eggs to deliver total flea protection to your ferret. Within 24 hours of application, Advantage II Ferret topical treatment gets straight to work killing fleas through contact, so they don’t have to bite your ferret to die. This treatment works hard for 30 days following application, effectively breaking the flea life cycle, controlling existing flea infestations and preventing further infestations all month long. Fleas not only cause discomfort; they can also pose other health risks. Monthly use of Advantage II Ferret is important to protect your ferret against fleas that may cause transmission of tapeworms, Flea Allergy Dermatitis and flea bite anemia. That’s why Advantage II Ferret makes applying treatment simple. This convenient, spot-on application goes on the back of your ferret’s neck at the base of the skull. You’ll simply place the tip of the tube on the skin and squeeze the tube to expel the entire contents directly on the skin. It goes on in seconds! It's easier than a flea collar and there are no hard-to-swallow pills. You’ll also love that Advantage II Ferret is fragrance-free and waterproof after 24 hours of application. Check the product label for information about application and potential side effects. For the ultimate convenience in care, Advantage II Ferret is available over the counter – no prescription needed. And, you can stock up with a subscription for regular doorstep deliveries so you never miss a monthly treatment. Your ferret should be at least 10 weeks old and weigh at least 1 lb. to use Advantage II Ferret. Advantage II Ferret is a trademark of Elanco or its affiliates.