35
Participants
Start Date
February 28, 2013
Primary Completion Date
September 30, 2014
Study Completion Date
September 30, 2014
N-acetylcysteine
NAC pills were administered each week. NAC is a N acetyl pro-drug of the naturally-occurring amino acid cystine. NAC is a white, crystalline powder with the molecular formula C5H9NO3S and with a molecular weight of 163.2.
Placebo
Identical looking placebo pills were administered each week.
Medical University of South Carolina
OTHER