For more than a year, Dade Behring has been wading through a financial morass that is likely to lead to bankruptcy, a sale of assets, or a reorganization of capital structure. As concerns mount about its long-term prospects, Dade Behring and its lenders are seeking to restructure the company's burdensome long-term debt. While stubborn lenders have been unwilling to accept less than a near-to-full return on their investment, several events this spring seem to be motivating them to be more flexible.

December's ANDA rush has provided the largest monthly haul in two years. However, the month may be losing its influence over the US FDA's annual submission total.

Among the Korean firms presenting at J.P. Morgan, Hanmi laid out its strategy for obesity and other core pipeline assets, Celltrion focused on its expanding biosimilar pipeline and China plans and LG Chem unveiled new R&D progress.