14 May 2020 - On 4 February 2020, the Secretary of the US Department of Health and Human Services (DHHS) determined that there was a public health emergency due to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
On 27 March 2020, the DHHS secretary declared that circumstances existed to justify the authorization of emergency use of drugs and biologics during the coronavirus disease 2019 (COVID-19) outbreak, pursuant to section 564 of the Federal Food, Drug, and Cosmetic Act.