Ranbaxy Laboratories Ltd. was once one of India’s largest pharmaceutical companies. Founded in 1961 by Ranbir Singh and Gurbax Singh as a generic drug manufacturer, Ranbaxy became renowned globally for its production and marketing of affordable medicines across various therapeutic categories. The company expanded its operations internationally, particularly in the United States and Europe. In 2014, Ranbaxy was acquired by Sun Pharmaceutical Industries Ltd., another major Indian pharmaceutical company, leading to significant changes in its operations and market presence.