Sanofi is the largest European pharmaceutical group. Net sales by family of products break down as follows: - pharmaceutical products (79.8%): prescription drugs in the areas of specialty medicine (63.2% of net sales; for the treatment of multiple sclerosis, neurological diseases, inflammatory diseases, autoimmune diseases, rare diseases, cancers and rare hematological diseases) and general medicine (36.8%; mainly for the treatment of diabetes and cardiovascular diseases); - human vaccines (20.2%): pediatric vaccines, vaccines for flu, meningitis, and polio, booster vaccines, and vaccines for travelers and endemic areas. At the end of 2024, the group had 52 production sites worldwide. In October 2024, the consumer healthcare products business (Opella) was classified as a discontinued operation. Net sales are distributed geographically as follows: France (4.4%), Europe (17.6%), the United States (48.7%), China (6.5%) and other (22.8%).