Update: Recommendations of the Advisory Committee on Immunization Practices for Use of Hepatitis A Vaccine for Postexposure Prophylaxis and for Preexposure Prophylaxis for International Travel

Published on November 1, 2018

Postexposure prophylaxis with hepatitis A vaccine or immune globulin effectively prevents infection with hepatitis A virus when administered within 2 weeks of exposure.

Other news

Update: Influenza Activity --- United States and Worldwide, May 20--October 13, 2018

October 25, 2018
From late May to mid-October 2018, influenza activity in the United States was low; circulating viruses were antigenically similar to cell-propagated reference viruses representing the Northern Hemisphere 2018-19 influenza vaccine composition.

Notes from the Field: Increase in Coccidioidomycosis --- Arizona, October 2017--March 2018

November 8, 2018
Beginning in October 2017, the Arizona Department of Health Services noted an increase in the number of reported cases of coccidioidomycosis.