Sanofi SA, formerly Sanofi-Aventis, is a healthcare company engaged in the research, development, manufacture, and marketing of therapeutic solutions. It operates through three segments: Pharmaceuticals, Human Vaccines (Vaccines), and Animal Health. The Pharmaceuticals segment consists of research, development, production, and marketing of medicines, including those originating from Genzyme Corporation. Its pharmaceuticals portfolio consists of products and a range of prescription medicines, generic medicines, and consumer health products. The Vaccines segment is dedicated to vaccines, including research, development, production, and marketing. The Animal Health segment includes the research, development, production, and marketing activities of Merial, which offers a range of medicines and vaccines for a range of animal species. It operates in the Other segment, which includes the effects of retained commitments. It operates through Regeneron Pharmaceuticals Inc.