Hill’s Prescription Diet j/d is just one of many sub-brand food options pertaining to your dog’s specific health needs. Prescription Diet j/d attacks arthritis and strengthens the joints of canines. This ad campaign consisted of multiple pieces ranging from sales ads, posters, consumer collateral to clinical promotions. You may find these ads in magazines and veterinary clinics. The two remaining non j/d sheets are various trade ads designed for clinical magazine publications.