Pharmaceutical stalwart Sanofi (NASDAQ:SNY) recently lost patent exclusivity on some enormously successful drugs -- including multibillion-dollar blood thinners Plavix and Lovenox. However, shares of this company have soared more than 30% in the past 12 months, and what many perceive as a stagnant big pharma has actually transformed itself in the last few years.

In this video, health-care analysts Max Macaluso and David Williamson discuss Sanofi's innovative approach to R&D and how its Genzyme acquisition has potentially set the company up for more growth in the years to come.