evidence: Today, the U.S. Food and Drug Administration granted emergency use authorization (EUA) for an updated version of the Novavax COVID-19 vaccine that more closely targets currently circulating variants to provide better protection against serious consequences of COVID-19, including hospitalization and death. [...] Today, the U.S. Food and Drug Administration approved and granted emergency use authorization (EUA) for updated mRNA COVID-19 vaccines (2024-2025 formula) to include a monovalent (single) component that corresponds to the Omicron variant KP.2 strain of SARS-CoV-2. [...] The FDA updated its guidance, Emergency Use Authorization for Vaccines to Prevent COVID-19, to include a new section that clarifies how the agency intends to prioritize review of EUA requests for the remainder of the COVID-19 public health emergency. Additionally, the FDA issued a report that describes some of the approaches used by the South Korean government to address COVID-19, particularly regarding development, authorization and use of diagnostic tests.