It covers 15 different pneumococcal serotypes – two more than Pfizer's current Prevnar 13 shot – and has been approved for use in patients aged 18 or over. Pfizer's updated 20-valent vaccine ...

The 15-valent conjugate vaccine was at least as effective as Pfizer's 13-valent Prevnar 13 in the study, which involved infants up to 15 months old, and will form the basis of regulatory filing to ...

Questions and answers are republished by permission. Q: I am in my 70s and have previously had the pneumonia vaccination and then the Prevnar 13 vaccination. Now they have Prevnar 20, and the ...

After shipping, Prevnar 20 may arrive at temperatures between 2 ºC to 25 ºC (36 ºF to 77 ºF). Upon receipt, store refrigerated at 2 ºC to 8 ºC (36 ºF to 46 ºF). Do not freeze. Store ...