<prompt> Palivizumab, a monoclonal antibody is used for the prophylaxis of:Human metapneumovirusPara-influenza virus type 2 and 4Influenza virusRespiratory syncytial virus  <response>: Ans. D Respiratory syncytial virusKatzung 13th863Palivizumab is a monoclonal antibody produced by recombinant DNA technology. It is used in the prevention of respiratory syncytial virus RSV infections. 