Advantage XD 1-Topical Dose, 2-Months of Protection ... - Petco
Finding a of Advantage (specifically Advantage II or XD) is most common for cats and prescription variants, while dog treatments are often sold in multi-packs starting at 2 or 4 doses. For all Advantage products, a single dose typically provides 30 days of protection , except for the XD version which lasts for two months . Advantage for Cats
: Prescription "Multi" versions are found at Allivet and PetMeds.