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ClinicalTrials.gov 2 recruiting now full pipeline small index

Chronic Bronchitis: full-pipeline trial registry

2 of 9 indexed Chronic Bronchitis trials are currently recruiting.

Corpus placement: #1,916 of 28,707 conditions by registered trial count.

9 US clinical trials · 2 currently recruiting · #1,916 of 28,707 conditions by registered trial count

Chronic Bronchitis: 9 US clinical trials tracked, 2 recruiting.

Chronic Bronchitis is the subject of 9 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 2 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is University of North Carolina, Chapel Hill, running 2 of these trials.

Enrollment posture brief

Registry condition chronic-bronchitis

OPEN 2 | RECR 22% | LATE 2 | EARLY 2 | RANK #1916 | SPON 2

Nearest open-share peer: Acne (22% recruiting · 27 trials)

Acute Lymphoblastic Leukemia55.6%Acute Respiratory Distress S55.6%Acute Otitis Media22.2%Chronic Bronchitis (this)22%Acute Heart Failure11.1%
Open-enrollment share among volume-matched conditions near Chronic Bronchitis

Chronic Bronchitis lists 2 open slots (22% of 9 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 Chronic Bronchitis 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.

  1. Chronic Bronchitis is recruiting below its size-band peers.

    2 of 9 indexed trials (22.2%) 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.

  2. One sponsor concentrates Chronic Bronchitis research.

    University of North Carolina, Chapel Hill accounts for 2 of 9 trials (22.2%). 8 distinct sponsors appear on at least one study for this condition label.

  3. Typical Chronic Bronchitis enrolment sits around 210 participants.

    Median target enrolment is 210 among the 9 trials that report a genuine target (sentinel values excluded). 2 of those (22.2%) plan for fewer than 100 participants.

  4. Chronic Bronchitis splits between interventional and observational designs.

    5 interventional and 4 observational studies make up this index (55.6% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 11Phase 21Phase 31Phase 41

Phase Distribution

PhaseTrial count
Phase 1 1
Phase 2 1
Phase 3 1
Phase 4 1

Named interventions

Most-linked intervention names on Chronic Bronchitis records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

placebo pneumatic vest Other
1 trials
pneumatic vest Device
1 trials
Self-Monitored exercise persistence intervention Behavioral
1 trials
Coached exercise persistence intervention Behavioral
1 trials
7% hypertonic saline Other
1 trials
arformoterol tartrate inhalation solution Drug
1 trials
Salmeterol Drug
1 trials
Sham Control Procedure Device
1 trials

US sites by state

Facility locations filed on Chronic Bronchitis trials. A trial with sites in several states counts in each.

Pennsylvania 4 trials
North Carolina 4 trials
Maryland 4 trials
California 4 trials
Michigan 3 trials
Florida 3 trials
Arizona 3 trials
Alabama 3 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Chronic Bronchitis page

9 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

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 Chronic Bronchitis condition card totals 9 registered trials; most-linked intervention placebo pneumatic vest; top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.