Pcv vaccine: Pneumococcal conjugate vaccine is

Pneumococcal conjugate vaccine is a pneumococcal vaccine made with the conjugate vaccine method and used to protect infants, young children, and adults against disease caused by the bacterium Streptococcus pneumoniae (pneumococcus). Pneumococcal Conjugate Vaccines can protect children from Streptococcus pneumoniae, which is the most common cause of severe bacterial pneumonia among children. The pneumococcal conjugate vaccine ( PCV13 ) and the pneumococcal polysaccharide vaccine (PPSV23) protect against pneumococcal infections, which are caused by bacteria. A pneumococcal conjugate vaccine , or PCV , is the vaccine of choice against pneumococcal diseases, such as pneumonia, meningitis, and some blood infections. But what is it, exactly, and why do children and adults alike need it?