Zenotech Laboratories Ltd. is a pharmaceutical company specializing in the development, manufacturing, and commercialization of various medical products. Notably, its production activities include granulocyte-colony stimulating factor (GCSF) and granulocyte-macrophage colony-stimulating factor (GMCSF). The company's range of injectable offerings is strategically targeted at niche therapeutic areas such as oncology (cancer treatment) and anesthesiology. Founded on June 15, 1989, Zenotech Laboratories Ltd. maintains its headquarters in Hyderabad, India.