46
Participants
Start Date
November 30, 2011
Primary Completion Date
August 31, 2014
Study Completion Date
June 30, 2015
Botulinum Toxin Type A
Six 25 cc injection of Botulinum Toxin A
Placebo
Placebo (Normal Saline)
Regions Hosptial, Saint Paul
Mayo Clinic in Rochester, Rochester
Lead Sponsor
Mayo Clinic
OTHER