Hyderabad, India; facilities in Thane, Khoni, Ambernath and Hyderabad, India and Peraks Seri Iskandar, Malaysia developed, manufactures and markets its own polysaccharide typhoid vaccine (launched in 2003) and a recombinant hepatitis B vaccine (launched in 1998); Bharat Biotech’s manufacturing plant is the largest in the Asia-Pacific region and it has an established sales force and distribution network serving the Indian subcontinent.