COMPANY: Sanofi SA (formerly Sanofi-Aventis).

HEADQUARTERS: Paris, France.

CHIEF EXECUTIVE: Christopher Viehbacher.

BUSINESSES: Brand-name prescription drugs, vaccines, generic drugs, consumer health products, veterinary medicines.

SUBSIDIARIES: Genzyme Corp. (biotech drugs), Sanofi Pasteur (a leader in vaccines), Chattem (U.S. consumer health) and others.

TOP-SELLING MEDICINES: Lantus insulin, blood thinner Plavix, blood pressure drug Avapro, allergy drugs Allegra and Nasacort, osteoporosis drug Actonel, cancer drugs Taxotere and Eloxatin; vaccines for childhood diseases, influenza, meningitis and travel/endemic diseases.

CONSUMER/ANIMAL MEDICINES: Icy Hot pain relief products, Gold Bond moisturizer, nonprescription Allegra, Selsun Blue dandruff shampoo, ACT dental rinses, Unisom sleeping pills, Cortizone-10 anti-itch lotion; Frontline flea and tick killer, Heartgard heartworm prevention.

RESEARCH AREAS: Diabetes, cancer, ophthalmology, infectious diseases, elderly patients/aging, immune disorders/inflammation, tissue scarring/repair.

RANK: World's fourth-biggest drugmaker by revenue.

2010 REVENUE/PROFIT: $40.67 billion/$12.05 billion.

STAFF/OPERATIONS: About 100,000 workers in 100 countries.

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Source: Sanofi SA