30
Participants
Start Date
February 29, 2012
Primary Completion Date
May 31, 2013
Study Completion Date
May 31, 2013
Lactobacillus rhamnosus GG ATCC 53103 (LGG)
Study drug capsules (1x10\^10 LGG/capsule) are to be taken orally twice a day every day on an outpatient basis for 28 days
Placebo
Placebo capsules composed of microcrystalline cellulose are to be taken orally twice a day on an outpatient basis for 28 days.
Live attenuated influenza vaccine
0.2 mL pre-filled, single use intranasal spray
Massachusetts General Hospital, Boston
Patricia L. Hibberd
OTHER