Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 27, 2026, 3:56 AM EDT

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Showing 25–27 of 3 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Chronic Refractory Cough
Interventions
Orvepitant Maleate, Placebo
Drug
Lead sponsor
Nerre Therapeutics Ltd.
Industry
Eligibility
18 Years and older
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
46
States / cities
Chandler, Arizona • Los Angeles, California • Mission Viejo, California + 38 more
Completed Phase 2 Interventional Results available

An 8-Week Refractory Chronic Cough Study (MK-7264-021)

NCT02612623
Conditions
Refractory Chronic Cough
Interventions
Gefapixant, Placebo (for gefapixant)
Drug
Lead sponsor
Afferent Pharmaceuticals, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Industry
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
10
States / cities
Mission Viejo, California • San Jose, California • Colorado Springs, Colorado + 7 more
Conditions
Refractory and/or Unexplained Chronic Cough
Interventions
BAY1817080, Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
8
States / cities
Los Angeles, California • Largo, Florida • White Marsh, Maryland + 5 more