Sanofi is on the Cruelty Free Investing list for exploiting animals because the company does animal testing for some of their medical analysis and clinical research.
The company stated in the following article that they conduct pre-clinical trials of their drugs on animals.
“Animal testing is mandated to ensure safety and effectiveness for the majority of the vaccines we develop.” Read the full article
Sanofi is a global pharmaceutical company that researches, develops, and manufactures prescription pharmaceuticals and vaccines. The Company develops cardiovascular, thrombosis, metabolic disorder, central nervous system, internal medicine and oncology drugs, and vaccines. [Source: Bloomberg]
Company Website: http://en.sanofi.com