Q. Dwight Lewis has been appointed vice president of quality for Mayne Pharma’s operations in the U.S. Mr. Lewis is responsible for managing all quality-related functions to ensure U.S. pharmaceutical operations, from labs to manufacturing lines, continue to comply with global regulatory and industry standards.   Prior to joining the company, Mr. Lewis was senior director of quality for Teva Pharmaceuticals, where he managed quality assurance and control functions for solid dose manufacturing. H...