40
Participants
Start Date
August 31, 2011
Primary Completion Date
November 30, 2012
Study Completion Date
November 30, 2012
lubiprostone
24mcg twice a day (BID) 1 week
placebo
Placebo pills twice a day for one week.
Texas Tech University Health Sciences Center, El Paso
Texas Tech University Health Sciences Center, El Paso
OTHER