America’s largest labor federation and senior group were joined by public health and consumer advocates in a Wednesday letter to President Barack Obama urging the administration not to include 12 years of domestic biologic exclusivity in the implementing bill for the Trans-Pacific Partnership, in light of reports that such an action would make it more difficult to cut exclusivity in the future. “Reportedly, under your Administration’s discussions with key legislators the United States’ current 12-year market exclusivity period would be...