On this page:

About Emergency Use Authorizations (EUAs)

PREP Act

EUA Guidance 

COVID-19 EUAs

Vaccines

Drugs and Non-Vaccine Biological Products

Information About COVID-19 EUAs for Medical Devices (including diagnostic tests)

mpox EUAs

Vaccines

Diagnostic tests (monkeypox virus)

Other Current EUAs

Related Links

About Emergency Use Authorizations (EUAs)

The Emergency Use Authorization (EUA) authority allows FDA to help strengthen the nation's public health protections against chemical, biological, radiological, and nuclear (CBRN) threats including infectious diseases, by facilitating the availability and use of medical countermeasures (MCMs) needed during public health emergencies.