NuvaRing® is marketed as a once-a-month, combined contraceptive vaginal ring that provides month-long birth control.   It is sold in the United States by Organon USA Inc., a New Jersey corporation with its principal place of business in Roseland, New Jersey, and Organon International, Inc., headquartered in the Netherlands. Its parent company, Schering-Plough Corp., is located in Kenilworth, New Jersey.  Complaints have alleged that hormone levels in NuvaRing® have resulted in death, the breakdown of tissue and organs, amputation, heart attacks, ischemic strokes, and deep vein thrombosis. 

Courts in the United States have consolidated NuvaRing® claims in two locations:  1) New Jersey Superior Court, Law Division, Civil Part, Bergen County Vicinage; and 2) the United States District Court for the Eastern District of Missouri.  As of July 1, 2009, there have been 79 cases filed in new Jersey Superior Court and more than one hundred in the Eastern District of Missouri.