Anthera Pharmaceuticals, Inc. is an American biopharmaceutical company focused on developing and commercializing products to treat serious conditions associated with cystic fibrosis, inflammation and autoimmune diseases. Liprotamase, Anthera's leading drug candidate which is being developed for exocrine pancreatic insufficiency is currently in Phase 3 clinical trials, and A-623 for the treatment of IgA nephropathy is currently in Phase 2 clinical trial. Wikipedia