253
Participants
Start Date
December 15, 2015
Primary Completion Date
October 31, 2016
Study Completion Date
November 4, 2016
Gefapixant
Gefapixant administered as one 7.5 mg, 20 mg, or 50 mg tablet twice daily, depending upon randomization.
Placebo (for gefapixant)
Afferent Pharmaceuticals, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
INDUSTRY