CAMBRIDGE, Mass. & LEXINGTON, Mass.--(BUSINESS WIRE)--Alkermes, Inc. (Nasdaq: ALKS) and Indevus Pharmaceuticals, Inc. (Nasdaq: IDEV) today announced that they have entered into a joint collaboration for the development of ALKS 27, an inhaled formulation of trospium chloride for the treatment of chronic obstructive pulmonary disease (COPD). The announcement of this collaboration follows the completion of extensive feasibility work, preclinical studies and a phase 1 study in healthy volunteers. Preliminary results from the phase 1 study showed that ALKS 27 was well tolerated over a wide dose range, with no dose-limiting effects observed.