Bharat Biotech International Ltd. engages in research and development, manufacturing, marketing and distribution of vaccines and biotherapeutics. It focuses on the development of novel health care solutions for region-specific neglected diseases. The firm offers Revac-B+, REGEN-D, HNVAC, COMVAC5, BIOPOLIO, INDIRAB, Typbar TCV, BIOHIB, JENVAC, ROTAVAC and vaccine candidates against chikungunya, chandipura, HPV and Ebola. The company was founded by Krishna Murthy Ella and Suchitra K. Ella in 1996 and is headquartered in Hyderabad, India..