Eli Lilly and Company, commonly known as Lilly, is an American multinational pharmaceutical company. It was founded in 1876 by Eli Lilly and is based in Indianapolis, Indiana, United States. The company is engaged in the discovery, development, manufacture, and sale of pharmaceutical products. Lilly’s products include medicines and vaccines in the areas of oncology, diabetes, autoimmune diseases, and neurodegenerative disorders. They also have a significant presence in animal health as well. Some of their well-known products include Cialis, Prozac, and Humalog. The company operates in more than 140 countries and has a diverse product portfolio, with a focus on innovation to improve patient outcomes.