Novartis AG
EXTENDED RELEASE FORMULATIONS FOR INTRA-ARTICULAR APPLICATIONS

Abstract:

The present invention relates to a pharmaceutical composition comprising an aqueous suspension of: (i) crystalline N-(3,4-dichlorophenyl)-3-(pyridin-4-yl)-7-oxabicyclo[2.2.1]heptane-2-carb- oxamide or a pharmaceutically acceptable salt thereof; and (ii) a surfactant comprising a water-soluble co-polymer characterized by >5% solubility in water at 25.degree. C. The compositions provide extended release of N-(3,4-dichlorophenyl)-3-(pyridin-4-yl)-7-oxabicyclo[2.2.1] heptane-2-carboxamide, and are suitable for intra-articular injection to a joint of a patient suffering from arthritis, joint injury or cartilage injury.