14
Participants
Start Date
February 8, 2005
Primary Completion Date
June 8, 2009
Study Completion Date
June 8, 2009
Progesterone
Subjects will take 25-50 mg oral micronized progesterone at 1600 h and again at 2000 h. Progesterone dosing will be based on weight, with 25 mg administered to girls \< 42kg and 50 mg given to those or = to 42 kg.
Placebo
Subjects will take oral placebo suspension at 1600 h and again at 2000 h.
University of Virginia Center for Research in Reproduction, Charlottesville
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
University of Virginia
OTHER