RT Journal
A1 Videlock EJ, Cremonini F
T1 PRobiotics for antibiotic-associated diarrhea
JF JAMA
JO JAMA
YR 2012
FD August 15
VO 308
IS 7
SP 665
OP 666
DO 10.1001/jama.2012.8735
UL http://dx.doi.org/10.1001/jama.2012.8735
AB 
First, the inclusion criteria seem too broad. The review included any study in which probiotics were administered to patients receiving antibiotics. The review was part of a project on the safety of probiotic use, and some studies had debatable relevance to AAD. In one trial, for instance, probiotics were not administered until day 14 of antibiotic therapy.2