500
Participants
Start Date
June 30, 2005
Primary Completion Date
December 31, 2006
Study Completion Date
December 31, 2006
ethinyl estradiol/etonogestrel vaginal ring
vaginal ring for cyclic use (3 weeks in, 1 week out)
ethinyl estradiol/norelgestromin transdermal contraceptive
contraceptive patch worn for 7 days and replaced for use for 3 consecutive weeks followed by a one-week patch free interval
Magee-Womens Hospital, Pittsburgh
UCLA-Harbor, Los Angeles
University of Chicago, Chicago
Johns Hopkins, Baltimore
Boston University, Boston
Columbia University, New York
Oregon Health Science University, Portland
University of Pennsylvania, Philadelphia
Eastern Virginia Medical School, Norfolk
University of Wisconsin, Madison
Collaborators (1)
Organon
INDUSTRY
University of Pittsburgh
OTHER