The board of directors of the company, "has considered and approved composite scheme of amalgamation and arrangement between Diavetra Lifesciences Pvt Ltd, Gujarat Agrofarm Ltd, Hester Biosciences Mauritius Ltd and Innoves Animal Health Pvt Ltd and their respective shareholders and creditors under sections 391 to 394 of the Companies Act, 1956," Hester Biosciences said in a filing to BSE.