Pfizer’s Bivalent COVID Vaccines Approved for Primary Series in Japan

August 3, 2023
Pfizer and BioNTech said on August 2 that bivalent Omicron-tailored versions of their COVID-19 vaccine Comirnaty are now approved for use in primary immunization in Japan. For this change, the ministry modified the approval for Comirnaty RTU (bivalent: original/Omicron BA.1)...read more