89
Participants
Start Date
September 30, 2007
Primary Completion Date
March 31, 2008
Study Completion Date
March 31, 2008
300 IR grass pollen allergen extract tablet
300 IR grass pollen allergen extract tablet once daily during four months
Placebo tablet
Placebo tablet once daily during four months
Allergy Center Vienna West, Vienna Challenge Chamber -, Vienna
Lead Sponsor
Stallergenes Greer
INDUSTRY