85
Participants
Start Date
January 31, 2005
Primary Completion Date
December 31, 2009
Study Completion Date
October 31, 2010
Caffeine
Caffeine from 300 mg/d to 1200 mg/d or 15 mg/kg/d
Biperiden
Biperiden 2-4 mg/d p.o.
Placebo
Placebo + Placebo
Hospital Universitari Vall d'Hebron, Barcelona
Hospital Universitari Vall d'Hebron Research Institute
OTHER