Dr. Reddy's Laboratories Limited operates as an integrated pharmaceutical company. It operates in three segments: Pharmaceutical services and Active Ingredients (PSAI), Global Generics, and Proprietary Products. The PSAI segment develops active pharmaceutical ingredients (APIs) and intermediaries, which are used as principal ingredients for finished pharmaceutical products. This segment also offers contract research services to biotech and pharmaceutical companies; and manufactures and sells APIs and steroids in accordance with the specific customer requirements. The Global Generics segment produces and markets finished pharmaceutical products as branded formulations or generic finished dosages. This segment also engages in the operation of biologics business. The Proprietary Products segment engages in the discovery and development of new chemical entities for subsequent commercialization and out-licensing. It offers new, synergistic combination, and technology formulations that modifies pharmacokinetics of existing medicines. This segment is also involved in the Company's specialty pharmaceuticals business that includes sales and marketing operations for in-licensed and co-developed dermatology. The company offers its products and services primarily in the areas of gastrointestinal, cardiovascular, pain management, and oncology therapies. It primarily operates in India, the United States, Russia and other countries of the former Soviet Union, Europe, and others. Dr. Reddy's Laboratories Limited was founded in 1984 and is headquartered in Hyderabad, India.