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ClinicalTrials.gov enrollment closed early-phase tilt small index

Chronic Sinusitis: early-phase trial registry

A small indexed set (10 trials) with no open enrollment listed right now.

Corpus placement: #1,724 of 28,707 conditions by registered trial count.

10 US clinical trials · none currently recruiting · #1,724 of 28,707 conditions by registered trial count

Chronic Sinusitis: 10 US clinical trials tracked, none currently recruiting.

Chronic Sinusitis is the subject of 10 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. 1 are in Phase 3-4 (later-stage) and 3 in Phase 1-2 (earlier-stage). The most active sponsor is Entellus Medical, running 2 of these trials.

Enrollment posture brief

Registry condition chronic-sinusitis

OPEN 0 | RECR 0% | LATE 1 | EARLY 3 | RANK #1724 | SPON 2

Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)

Acute Leukemia of Ambiguous 80%Achondroplasia40%Accelerated Phase Chronic My20%Accidental Fall20%Chronic Sinusitis (this)0%
Open-enrollment share among volume-matched conditions near Chronic Sinusitis

Chronic Sinusitis has no open enrollment in this registry pull (10 archived studies). Peers show how other volume-matched labels compare on open share. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Chronic Sinusitis 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 Sinusitis is recruiting below its size-band peers.

    0 of 10 indexed trials (0%) 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 Sinusitis research.

    Entellus Medical accounts for 2 of 10 trials (20%). 9 distinct sponsors appear on at least one study for this condition label.

  3. Most Chronic Sinusitis trials plan to enrol fewer than 100 people.

    Median target enrolment is 44 among the 10 trials that report a genuine target (sentinel values excluded). 7 of those (70%) plan for fewer than 100 participants.

  4. Chronic Sinusitis research is mostly interventional.

    9 interventional and 1 observational studies make up this index (90% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 23Phase 31

Indexed trials (enrollment closed)

10 total, page 1 of 1

ACTIVE NOT RECRUITING 1,200 participants

Genetic Factors in Chronic Sinusitis

University of Chicago

NCT00880516

COMPLETED Phase 2 180 participants

Evaluating SPRC-AB01 in Post-Surgical Subjects With Chronic Sinusitis

Naryx Pharma

NCT00447837

COMPLETED NA 151 participants

Randomized Evaluation of Maxillary Antrostomy Versus Ostial Dilation Efficacy Through Long-Term Follow-Up

Entellus Medical

NCT01525849

COMPLETED NA 62 participants

Intraoperative and Post-operative Analgesic Effect of IV Acetaminophen for Sinus Surgery

The University of Texas Health Science Center, Houston

NCT01608308

COMPLETED NA 44 participants

Safety and Efficacy of Balloon Sinuplasty in Pediatric Sinusitis

Integra LifeSciences Corporation

NCT00939471

COMPLETED Phase 2 33 participants

Efficacy of Dupilumab for Patients With Chronic Rhinosinusitis Without Nasal Polyps (CRSsNP)

Johns Hopkins University

NCT04362501

COMPLETED Phase 2 28 participants

Esmolol vs. Labetalol in Endoscopic Sinus Surgery

The University of Texas Medical Branch, Galveston

NCT03661346

COMPLETED Phase 3 23 participants

Nasal Packing as a Drug Delivery System Postoperatively in Chronic Sinusitis With Polyposis

University of Michigan

NCT01197612

COMPLETED NA 21 participants

XprESS Maxillary Balloon Dilation Study

Entellus Medical

NCT01525862

COMPLETED NA 20 participants

The PIO (Propel In Office) III Study of In-office Placement of a Steroid-Eluting Implant Immediately Following Ethmoid Sinus Surgery

ENT and Allergy Associates

NCT02687438

Phase Distribution

PhaseTrial count
Phase 2 3
Phase 3 1

Named interventions

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

SPRC-AB01 Drug
1 trials
Esmolol Drug
1 trials
Relieva™ Balloon Sinuplasty™ System Device
1 trials
Balloon sinus dilation Device
1 trials
pulmicort Drug
1 trials
Post-op standard of care Other
1 trials
Steroid-releasing sinus implant Device
1 trials
Functional Endoscopic Sinus Surgery Procedure
1 trials

US sites by state

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

Texas 2 trials
Minnesota 2 trials
Maryland 2 trials
West Virginia 1 trials
New York 1 trials
Missouri 1 trials
Michigan 1 trials
Massachusetts 1 trials

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

What to do with this Chronic Sinusitis page

10 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • No Chronic Sinusitis trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • Entellus Medical sponsors the most Chronic Sinusitis trials on record, review their full trial history before evaluating a specific study. See Entellus Medical'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 Chronic Sinusitis condition card totals 10 registered trials; most-linked intervention SPRC-AB01; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.