Rx Midamox for Dogs Meet Midamox (imidacloprid + moxidectin) topical solution from Norbrook, an affordable alternative to Advantage Multi. Made with the only combination of active ingredients approved by the FDA to kill circulating heartworm microfilariae in dogs, Midamox is an effective, affordable choice for protecting pets against heartworm disease, treating flea infestations, and treating and controlling several other parasites. Sizes: Puppy/Very Small: 3-9 lbs. Small: 9.1-20 lbs. Medium: 20.1-55 lbs. Large: 55.1-88 lbs. This product requires a Valid prescription. All prescription items are Non-Refundable and Non-Returnable. Warnings: DO NOT ADMINISTER THIS PRODUCT ORALLY. For the first 30 minutes after application, ensure that dogs cannot lick the product from application sites on themselves or other treated animals. Avoid oral ingestion.
