The Indian pharmaceutical industry has grown significantly over time and is expected to reach $45 billion by 2020, making it the 6th largest pharmaceutical market. It has evolved over four epochs from 1850 to the present. Currently, anti-infectives make up the largest part of the market. The industry faces major challenges including competition from large multinational companies and generic manufacturers, government price controls, lack of strong intellectual property protection, and managing drug portfolios. However, the industry also provides opportunities such as growth in exports, partnerships with multinationals, and clinical trials. The major players are Sun Pharma, Lupin, Cipla, Dr. Reddy's, and Aurobindo, and the government supports