The World Health Organization has approved Lyssavac N – the Purified Duck Embryo Rabies Vaccine (PDEV) manufactured by Zydus Cadila, for purchase by various United Nations Agencies.

With this, Zydus Cadila becomes the first Indian Pharma company and the second pharma company in the world, to receive the WHO accreditation (prequalification) for rabies vaccine.

One of the largest manufacturers of rabies vaccine in India, Zydus Cadila produces 3 million doses of the vaccine per annum. The dedicated vaccine facility set up in technical collaboration with Berna Biotech of Switzerland is located at the group's world class manufacturing plant at Moraiya, Ahmedabad.

 The Purified Duck Embryo Rabies Vaccine is a very well tolerated vaccine with the best sero conversion for protection against rabies. The vaccine is currently exported to countries in South East Asia and Africa. In India, the vaccine is marketed under the brand name 'Vaxirab'.