· Cipla

Cipla is a market-leading medicine maker in India. The company has roughly 5,500 pharmaceutical products. Some are sold domestically, while the rest reach international markets in some 170 countries. It offers prescription drugs for all kinds of ailments -- arthritis, cancer, depression -- as well as over-the-counter drugs for colds, oral hygiene, and skin care. Cipla leads the domestic retail pharmaceutical market. The firm also makes bulk drugs, agrochemicals, and animal products. It has eight manufacturing plants located throughout the country. Cipla was founded as The Chemical, Industrial, & Pharmaceutical Laboratories by Khwaja Abdul Hamied in 1935; the founder's sons now head the company.