If your child is healthy and between the ages of 2 and 5 but didn’t complete their four-dose series, they should still get either the PCV15 or PCV20 vaccine and follow the recommended dosing and schedule. The
at increased risk of pneumococcal disease, such as those who have chronic heart or lung disease or cancer. A different version of the vaccine (PCV15 and/or PCV20) is recommended for adults and those with immunocompromising conditions who have not yet gotten a pneumococcal conjugate vaccine. ...