Innovax-ILT-IBD (avian infectious laryngotracheitis, infectious bursal disease and Marek’s disease vaccine (live recombinant) is a 3-in-1 vaccine used in poultry to protect against three diseases: Infectious Laryngotracheitis (ILT), Infectious Bursal Disease (IBD), and Marek's Disease (MD). Administered to day-old chicks or embryonated eggs.