The Head of the of Indigenous MedicineDepartment of the Colombo Municipal Council (CMC) Dr. M.J.Marasinghe said today that his departmet started production of a syrup and a powder to enhance immunity, as a precautionary measure to prevent being infected from new coronavirus and all other communicable diseases. Dr.Marasinghe further said many people are keen to prevent the new coronavirus infection which has already spread in many countries of the world.