- Conditions
- Chronic Cough
- Interventions
- Gefapixant, Placebo
- Drug
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 419 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 15
- States / cities
- Phoenix, Arizona • Paramount, California • Springfield, Illinois + 12 more
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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- Conditions
- Endometriosis-related Pain
- Interventions
- Gefapixant, Placebo, Naproxen
- Drug
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 18 Years to 49 Years · Female only
- Enrollment
- 187 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 30
- States / cities
- Birmingham, Alabama • Chandler, Arizona • Scottsdale, Arizona + 25 more
- Conditions
- Chronic Cough
- Interventions
- Placebo, Gefapixant 15 mg BID, Gefapixant 45 mg BID
- Drug
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 1,317 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 34
- States / cities
- Peoria, Arizona • Phoenix, Arizona • Tempe, Arizona + 31 more
- Conditions
- Chronic Cough
- Interventions
- Gefapixant, Placebo
- Drug
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 376 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2022
- U.S. locations
- 19
- States / cities
- Paramount, California • Jupiter, Florida • Miami, Florida + 16 more
- Conditions
- Chronic Cough
- Interventions
- Placebo, Gefapixant
- Drug
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 732 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 27
- States / cities
- Litchfield Park, Arizona • Scottsdale, Arizona • La Mesa, California + 23 more