Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Refractory Chronic Cough: full-pipeline trial registry
4 of 6 indexed Refractory Chronic Cough trials are currently recruiting.
Corpus placement: #2,866 of 28,707 conditions by registered trial count.
6 US clinical trials · 4 currently recruiting · #2,866 of 28,707 conditions by registered trial count
Refractory Chronic Cough: 6 US clinical trials tracked, 4 recruiting.
Refractory Chronic Cough is the subject of 6 registered US clinical trials on ClinicalTrials.gov, 4 of them currently open to new participants. 2 are in Phase 3-4 (later-stage) and 3 in Phase 1-2 (earlier-stage). The most active sponsor is Bellus Health Inc. - a GSK company, running 2 of these trials.
Enrollment posture brief
Registry condition refractory-chronic-cough
OPEN 4 | RECR 67% | LATE 2 | EARLY 3 | RANK #2866 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Adenocarcinoma of Lung (67% recruiting · 6 trials)
Refractory Chronic Cough lists 4 open slots (67% of 6 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Refractory Chronic Cough on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Refractory Chronic Cough is recruiting above its size-band peers.
4 of 6 indexed trials (66.7%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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One sponsor concentrates Refractory Chronic Cough research.
Bellus Health Inc. - a GSK company accounts for 2 of 6 trials (33.3%). 5 distinct sponsors appear on at least one study for this condition label.
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Most Refractory Chronic Cough trials plan to enrol fewer than 100 people.
Median target enrolment is 60 among the 6 trials that report a genuine target (sentinel values excluded). 4 of those (66.7%) plan for fewer than 100 participants.
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Refractory Chronic Cough research is mostly interventional.
6 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
6 total, page 1 of 1
A 24-Week Study of the Efficacy and Safety of BLU-5937 in Adults With Refractory Chronic Cough
Bellus Health Inc. - a GSK company
NCT05600777
Group Telehealth Behavioral Cough Suppression Therapy
University of Montana
NCT06706765
Efficacy of Two Doses of Duloxetine and Amitriptyline in Subjects With Refractory Chronic Cough
Mayo Clinic
NCT05110144
Cough Management Wellness App for Refractory or Unexplained Chronic Cough
Hyfe
NCT07070895
A 52-Week Study of the Efficacy and Safety of BLU-5937 in Adults With Refractory Chronic Cough
Bellus Health Inc. - a GSK company
NCT05599191
Placebo-controlled, Single and Multiple Dose Study in Healthy Volunteers and Refractory Chronic Cough Patients to Assess the Safety, Tolerability, and Pharmacokinetics of Two Formulations of NTX-1175
Nocion Therapeutics
NCT05628740
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 2 |
| Phase 2 | 1 |
| Phase 3 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Refractory Chronic Cough records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Refractory Chronic Cough trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Refractory Chronic Cough page
6 registered trials, 4 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 4 Refractory Chronic Cough trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Bellus Health Inc. - a GSK company sponsors the most Refractory Chronic Cough trials on record, review their full trial history before evaluating a specific study. See Bellus Health Inc. - a GSK company's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Refractory Chronic Cough condition card totals 6 registered trials; most-linked intervention BLU-5937; top US site state Florida. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.