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What is Abatacept is a new drug approved for : and explain in detail?
Abatacept is the newer biological being used in refractory Rheumatoid Ahritis. The other newer biological agent used is Rituximab which is a monoclonal antibody that destroys B cells. It is a fusion protein composed of the Fc region of the immunoglobulin IgG1 fused to the extracellular domain of CTLA-4. ESSENTIALS OF MEDICAL PHARMACOLOGY; SEVENTH EDITION -K.D TRIPATHI Page:212