Eli Lilly and Company is an American pharmaceutical company headquartered in Indianapolis, Indiana, with offices in 18 countries. Its products are sold in approximately 125 countries. The company was founded in 1876 by Eli Lilly, a pharmaceutical chemist and Union Army veteran of the American Civil War for whom the company was later named. As of 2022, Lilly is known for its clinical depression drugs Prozac, Cymbalta, and its antipsychotic medication Zyprexa, although its primary revenue drivers are the diabetes drugs Humalog and Trulicity. Lilly's achievements include being the first company to mass-produce the polio vaccine developed by Jonas Salk, and insulin. It was one of the first pharmaceutical companies to produce human insulin using recombinant DNA including Humulin, Humalog, and the first approved biosimilar insulin product in the US, Basaglar. As of 1997, it was the largest corporation and the largest charitable benefactor in Indiana. Wikipedia