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Asthma: full-pipeline trial registry
70 of 378 indexed Asthma trials are currently recruiting.
Corpus placement: #15 of 28,963 conditions by registered trial count.
378 US clinical trials · 70 currently recruiting · #15 of 28,963 conditions by registered trial count
Asthma: 378 US clinical trials tracked, 70 recruiting.
Asthma is the subject of 378 registered US clinical trials on ClinicalTrials.gov, 70 of them currently open to new participants. 89 are in Phase 3-4 (later-stage) and 108 in Phase 1-2 (earlier-stage). The most active sponsor is GlaxoSmithKline, running 24 of these trials.
Open enrollment snapshot
Asthma has 378 registered US clinical trials, 70 of them open to new participants right now, about 19% of the total.
- 70
- recruiting participants now
- 19%
- of trials open to enrollment
- 89
- in Phase 3-4 (later-stage)
- 24
- top sponsor: GlaxoSmithKline
Corpus placement: #15 of 28,963 conditions by registered trial count on ClinicalTrials.gov-derived indexes. Registry reference only, not medical advice.
Key findings
What ClinicalTrials.gov does not surface for Asthma on its own pages , computed from the registry mirror as of 2026-07-11. Each line carries its own denominator so it can be quoted as it stands.
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Asthma is recruiting below its size-band peers.
70 of 378 indexed trials (18.5%) are open to enrollment, against a 37.2% average across 135 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Asthma trials is spread across many organizations.
GlaxoSmithKline accounts for 24 of 378 trials (6.3%). 161 distinct sponsors appear on at least one study for this condition label.
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Typical Asthma enrolment sits around 144 participants.
Median target enrolment is 144 among the 375 trials that report a genuine target (sentinel values excluded). 160 of those (42.7%) plan for fewer than 100 participants.
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Asthma research is mostly interventional.
298 interventional and 80 observational studies make up this index (78.8% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
378 total, page 7 of 8
Tissue Immune Interaction in Nasal Polyposis
University of California, San Francisco
NCT04628442
Inhaled Corticosteroid Use to Prevent Acute Chest Syndrome Recurrence in Children Between 1 and 4 With Sickle Cell Disease: a Feasibility Trial
Vanderbilt University
NCT02187445
Study in Patients With Asthma
Dey
NCT00215410
A Practical Model to Transform Childhood Asthma Care - Spirometry Training in the Primary Care Setting
University of Washington
NCT01161433
The Role of GER in Exercise Triggered Asthma
University of Utah
NCT00204672
The Provider and Organization in Asthma Guidelines
UConn Health
NCT00345514
Sleep Quality in High School Students With Asthma
Columbia University
NCT03073187
Bioequivalency Study of Montelukast 10 mg Tablets Under Fed Conditions
Roxane Laboratories
NCT01659918
Cockroach Nasal Allergen Challenge Pilot
National Institute of Allergy and Infectious Diseases (NIAID)
NCT02710136
Bioequivalency Study of Montelukast 10 mg Tablets Under Fasted Conditions
Roxane Laboratories
NCT01659931
Dose Response Study of Levalbuterol in the Prevention of Exercise Induced Bronchoconstriction Compared to Racemic Albuterol in Pediatric Subjects
Sumitomo Pharma America
NCT00685347
Study in Patients With Asthma
Dey
NCT00215358
Study in Patients With Asthma
Dey
NCT00215371
A Study of 2 Doses of MAP0010 in Adult Asthmatics
Allergan
NCT00554970
Effect of Flovent Discus vs QVAR vs Pulmicort Flexhaler on Short Term Growth
West Penn Allegheny Health System
NCT01520688
Effect of Extra- Fine Versus Coarse-Particle Inhaled Corticosteroids (ICS) on Ventilation Heterogeneity in Children With Poorly Controlled Asthma
University of Virginia
NCT02577497
Treatment With Omalizumab to Improve the Asthmatic Response to Rhinovirus Experimental Infection With Rhinovirus
University of Virginia
NCT02388997
Contributing Factors in the Pathobiology of Airway Remodeling in Obesity
Duke University
NCT03115632
A Pilot Study to Improve Preventive Asthma Care for Urban Adolescents
University of Rochester
NCT01106326
Bronchial Thermoplasty for Severe Asthmatics Guided by HXe MRI
Xemed
NCT01832363
Pharmacokinetic Profile and Safety of Fluticasone Propionate and Albuterol Sulfate in Combination When Compared to Fluticasone Propionate Multidose Dry Powder Inhaler (Fp MDPI) in Children Aged 4 to 11 Years Old
Teva Branded Pharmaceutical Products R&D
NCT06290102
Indoor Air Quality for Black Adults With Uncontrolled Asthma
Columbia University
NCT05685381
AdheRence to Inhaled Corticosteroids in Asthma
Duke University
NCT03769519
A Study In Pediatric Subjects With Asthma Using ADVAIR HFA, ADVAIR HFA With Spacer, And ADVAIR DISKUS
GlaxoSmithKline
NCT00400608
Study of Drug Exposure in Systemic Circulation of Primatene Mist by Oral Inhalation, Versus Epinephrine Injection by Intramuscular Injection and ProAir by Oral Inhalation in Healthy Individuals
Amphastar Pharmaceuticals
NCT04207840
Effect of Fasting and Refeeding on T-cell Fate
National Heart, Lung, and Blood Institute (NHLBI)
NCT02719899
Sublingual Cockroach Safety in Adults With Cockroach Allergy & Perennial Allergic Rhinitis With or Without Asthma
National Institute of Allergy and Infectious Diseases (NIAID)
NCT00434421
Pediatric Ease of Use ELLIPTA Items
GlaxoSmithKline
NCT03315572
Asthma in the Elderly: The Effect of Montelukast
Rohr and Columbo Asthma, Allergy and Immunology Specialists, P.C.
NCT02635334
Single Dose Bronchodilatory Study in Asthma
Cornerstone Therapeutics
NCT01805687
A Study to Evaluate Conceptual Saturation of Evaluating Respiratory Symptoms (E-RS) in Subjects With Asthma
GlaxoSmithKline
NCT03344406
Observational Assessment of Baseline Asthma Control in African-American Children
University of North Carolina, Chapel Hill
NCT01891630
In Vitro Basophil Responsiveness to Allergen Challenge After Gamma-tocopherol Supplementation in Allergic Asthmatics
University of North Carolina, Chapel Hill
NCT00836368
A Study of the Safety and Pharmacokinetics of Levodopa Following Administration of CVT 301 (Levodopa Inhalation Powder) in Adults With Asthma
Acorda Therapeutics
NCT02633007
Neurostimulation for the Relief of Acute Bronchoconstriction
ElectroCore
NCT00762931
Minimally Invasive Biomarker for Asthma Disease Severity
Mayo Clinic
NCT02225678
A Study of RO4989991 in Patients With Allergic Rhinitis
Hoffmann-La Roche
NCT01152619
Epinephrine Inhalation Aerosol USP, CLINICAL STUDY-B3 FOR ASSESSMENT OF PHARMACOKINETICS
Amphastar Pharmaceuticals
NCT01255709
Randomized Pilot Trial of the Impact of Bedside Delivery of Discharge Medications to Pediatric Patients With Asthma
Boston Medical Center
NCT02336490
Pilot Study of Pioglitazone for the Treatment of Moderate to Severe Asthma in Obese Asthmatics
Fernando Holguin
NCT00634036
A Study to Assess Benign Joint Hypermobility Syndrome in Children With a History of Wheezing or Asthma
University of Louisville
NCT02163096
A Pilot and Feasibility Study of Mobile-Based Asthma Action Plans
Arkansas Children's Hospital Research Institute
NCT01514760
A Pilot Study of Personalized Medicine for Pediatric Asthma
Milton S. Hershey Medical Center
NCT01681732
Acute Effect of Mometasone on Beta-adrenergic Airway and Airway Vascular Relaxation in Severe Asthma
University of Miami
NCT01210170
Albuterol DPI (A006) Clinical Study-B3:Efficacy, Dose-ranging and Safety Evaluation
Amphastar Pharmaceuticals
NCT02210806
Sunovion Growth Study Pediatric Subjects With Mild Asthma & Allergic Rhinitis
West Penn Allegheny Health System
NCT01550471
Tolerability of Metoprolol-Succinate-ER and Carvedilol in COPD
VA Greater Los Angeles Healthcare System
NCT03370835
Determine the Relationship Between Circadian Rhythms and Nocturnal Asthma
Northwestern University
NCT00891189
A Pilot Study to Determine the Feasibility and Utility of Implementing of the Full Scale TOM Trial
University of California, San Diego
NCT01696214
Comparative Effects of Fish Oil Supplementation and a Montelukast on EIB and Airway Inflammation in Asthma
Indiana University
NCT00676468
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 27 |
| Phase 2 | 81 |
| Phase 3 | 51 |
| Phase 4 | 38 |
Top Sponsors
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
What is open for Asthma right now
70 recruiting of 378 indexed (19% open).
Phase mix: 89 late (III/IV) vs 108 early (I/II) (balanced across stages).
Top sponsor: GlaxoSmithKline (24 trials), 9 others listed. 50 shown below, recruiting first. #15 of 28,963 conditions by registered trial count.
How open-enrollment share is computed
Open share is recruiting_count divided by trial_count for this condition label in the public registry export. Status can change between pulls; treat the figure as a snapshot of research attention, not treatment availability.
Frequently Asked Questions
How many clinical trials are there for Asthma?
PlainTrial tracks 378 US clinical trials for Asthma, of which 70 are currently recruiting participants. Data sourced from ClinicalTrials.gov.
How do I find a recruiting trial for Asthma?
Use the trial list above filtered by "Recruiting" status, or visit our trial finder at /recruiting to search by condition and state. Always discuss trial participation with your healthcare provider before enrolling.
Is this data current?
Data is sourced from ClinicalTrials.gov and reflects our most recent data pull. Trial status may have changed since then. Always verify current information at ClinicalTrials.gov before making decisions about participation.
Related
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from ClinicalTrials.gov (National Library of Medicine). Consult a qualified professional before making decisions based on this data.
Read our methodology - how this data is sourced, computed, and verified.
Source: ClinicalTrials.gov (NIH/NLM) ClinicalTrials.gov AACT registry · 2026 Trial counts and statuses sourced from ClinicalTrials.gov. Sponsor counts include both industry and federal/academic sponsors.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page aggregates every registered trial for this condition, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.