60
Participants
Start Date
January 31, 2007
Primary Completion Date
September 30, 2009
Study Completion Date
December 31, 2009
caffeine/propranolol combination tablet
caffeine/propranolol combination tablet administered orally once daily
placebo
placebo to match caffeine/propranolol combination tablet administered orally once daily
Stanford University School of Medicine, Stanford
Stanford University
OTHER