19
Participants
Start Date
November 18, 2003
Primary Completion Date
May 5, 2005
Study Completion Date
May 8, 2005
Botox
single injection of 200 International Unit of BoNT-A in 10 bilateral paravertebral intramuscular points for treating chronic LBP
Placebos
4 ml of physiological serum injected intramuscularly into the lumbar paravertebral muscles.
Bordeaux University Hospital, Bordeaux
University Hospital, Bordeaux
OTHER