Closure of Varicella-Zoster Virus--Containing Vaccines Pregnancy Registry -- United States, 2013.

The article reports on the closure of the Pregnancy Registry for Varicella-Zoster Virus (VZV)-Containing Vaccines that was created by Merck & Co. Inc. and the U.S. Centers for Disease Control and Prevention in 1995 to monitor the pregnancy results of women vaccinated with VZV vaccines before or during pregnancy. Topics covered include summaries of reports received by the registry from March 1995 to March 2012, the reasons behind the closure, and plans for monitoring the safety of the vaccines.