This is an over the counter product - it does not require prescription.
Provides the same benefits as Missing Link, with added glucosamine (5,000 mg per average dose) to stimulate the production of collagen for healthy joints. Omega-3 and -6 essential fatty acids also help to reduce inflammation and promote joint mobility. Also, the Veterinary Formula contains more Omega-3 than the regular Missing Link or Missing Link Plus. Dosage: Top-dress 1/4 - 1 cup on the daily feed according to body wt. 5-lbs will last about two months.