May 15, 2023 8:13 am FDA Recommends Bivalent Vaccine to Prevent Ongoing COVID Spread As COVID vaccine guidelines continue to evolve, the Food and Drug Administration is now recommending bivalent vaccines approved last fall to help fight ongoing spread of the virus. US & World Videos 4:02 Updated COVID vaccines coming 3:17 Slight summer uptick of COVID cases in California 3:57 Interview: Doctor's perspective on COVID 4 years after shutdown started 2:09 CDC updates COVID isolation guidelines 1:37 Study examines effectiveness of main COVID treatment Paxlovid