Hester Biosciences Limited manufactures and trades in veterinary vaccines and health products in India. It operates through Poultry healthcare, Animal Healthcare, and Others segments. The Poultry Healthcare segment vaccines for diseases such as fowl pox, Newcastle disease, infectious bronchitis, and others; feed supplements, such as growth tonic, toxin binder, and herbal supplement; disinfectants for farms and equipment; and sanitizers. The Animal Healthcare segment vaccines for large animals against Goat Pox, Peste des Petits Ruminants, and Brucellosis disease; anti-infective, antiparasite, non-steroidal anti-inflammatory, and anthelmintic drugs; food supplements, including growth tonic, mineral mixture, fertility supplement, and bypass fat; farms and equipment disinfectants; and udder management services. It also offers ELISA & PCR diagnostic kits; NDV and IBV ELISA kits for sero-monitoring of poultry; and PCR molecular diagnostic kits for various diseases. The company also exports its products. Hester Biosciences Limited has a collaboration agreement with Indian Institute of Technology Guwahati to develop vaccine against COVID-19. The company was founded in 1987 and is headquartered in Ahmedabad, India. The ISIN of this stock is INE782E01017.