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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 6 of 8
Asthma Clinical Research Network (ACRN) Trial - Macrolides in Asthma (MIA)
Milton S. Hershey Medical Center
NCT00318708
Pharmacogenetics of b2-Agonists in Asthma.
Nemours Children's Clinic
NCT00708227
Determine the Prevalence and Severity of Asthma in HIV (Human Immunodeficiency Virus) Infected Patients
Duke University
NCT02405026
Electronic Monitoring of Medication Adherence in Moderate to Severe Asthma Patients
Montefiore Medical Center
NCT02913092
An Electronic Shared Decision-Making Application to Improve Asthma Outcomes
University of Michigan
NCT04951102
Evaluate the Effects on Asthma Control of Rabeprazole Given Twice Daily in Subjects With Asthma.
Associated Scientists to Help Minimize Allergies
NCT00214552
Adapting and Expanding the Asthma-Educator App
Montefiore Medical Center
NCT03930381
Mobile Technology and Online Tools to Improve Asthma Control in Adolescents
3-C Institute for Social Development
NCT02835300
Breathing Exercises for Asthma
University of Michigan
NCT02151422
Vibration Response Imaging in Chronic Obstructive Pulmonary Disease and Asthma
Deep Breeze
NCT00542282
The Study is Enrolling Kids From 8 to 17 Years Old. The BreathSmart Device Attaches to the Inhaler to Measure Adherence.
Connecticut Children's Medical Center
NCT03734861
Monitoring Metered Dose Inhalation (MDI) Volume and Timing With a Respimetrix Device in Obstructive Lung Disease.
Pulmonary Critical Care Associates of Baltimore
NCT05495256
A Dose-ranging Study to Evaluate Albuterol and Hydrofluoroalkane in Subjects Ages 12 and Older With Persistent Asthma
Teva Branded Pharmaceutical Products R&D
NCT01058863
Lung Fluid and Peripheral Blood Neutrophil IL-5 Surface Receptor in Children With Asthma
University of Virginia
NCT02866487
Dose Ranging Study of the Salmeterol Component of Fluticasone /Salmeterol Spiromax Compared to Fluticasone Spiromax and Advair Diskus in Asthma Subjects
Teva Branded Pharmaceutical Products R&D
NCT01772368
Evaluation of Efficacy and Safety of E004 in Children With Asthma
Amphastar Pharmaceuticals
NCT01460511
Virtual Teach-to-Goal Education vs. Brief Education for Children
University of Chicago
NCT04373499
Dose Ranging Pharmacokinetics and Pharmacodynamics Study With Mepolizumab in Asthma Patients With Elevated Eosinophils
GlaxoSmithKline
NCT01366521
Vitamin D for Sickle-cell Respiratory Complications
Gary M Brittenham, MD
NCT01443728
Heart Rate Variability Biofeedback: It's Role in Asthma Therapeutics
Fred Wamboldt, MD
NCT02766374
Trial of Asthma Self-Management Education in Patients With Depressive Symptoms
Hospital for Special Surgery, New York
NCT01708070
Sleep Quality in High School Students With Asthma - II
Columbia University
NCT03329066
Effect of Nebulized Budesonide and Oral Corticosteroids on Wheezing Episode Relapse in Children
Deborah Gentile
NCT00189436
Oral Bacteria and Allergic Disease in Children
National Institute of Environmental Health Sciences (NIEHS)
NCT00438646
Immune Response to Pneumococcal Polysaccharide Vaccine (23-valent) Predicts Asthma Status and Outcomes in Late Adolescents With Asthma
Rohit Divekar
NCT02719379
Association of Transcutaneous Pulse CO-oximetry With Inflammatory Lung Diseases
Boston Children's Hospital
NCT02831348
MagniXene MRI Use in Patients With Asthma and COPD to Assess Regional Lung Function by Delineating Ventilation Defects
Xemed
NCT01833390
The Childhood Health and Asthma Management Program
University of Florida
NCT02303561
Progression of Airway Obstruction in Childhood Asthma
National Jewish Health
NCT00873873
Treatment of Persistent Wheezing in Infants and Children
National Heart, Lung, and Blood Institute (NHLBI)
NCT00301171
Positive Expiratory Pressure for the Treatment of Acute Asthma in Children
University of Colorado, Denver
NCT02494076
Residential Ventilation Systems and Filtration for Asthma Control in Adults
Illinois Institute of Technology
NCT06098287
Electrophilic Fatty Acid Derivatives in Asthma
Sally E. Wenzel MD
NCT01733485
Study to Evaluate the Impact of FeNO Assessments on Asthma Management Decisions in Subject 7 to 60 Years of Age
Aerocrine AB
NCT01729247
Mechanisms of Allergen Immunotherapy
National Institute of Allergy and Infectious Diseases (NIAID)
NCT00001910
Comparison of Single-Dose Efficacy of an Albuterol Breath-Actuated Inhaler (Albuterol-HFA-BAI) Versus an Albuterol Metered-Dose Inhaler (Albuterol-HFA-MDI) in Participants With Asthma
Teva Branded Pharmaceutical Products R&D
NCT00530062
Oxidative Stress in Asthma
Bastiaan Driehuys
NCT04512547
Functional Medicine in Asthma (FAst) Study
The Cleveland Clinic
NCT02808689
Assessment of the Safety, Efficacy, PK, and Extrapulmonary Pharmacodynamics (PD) of Albuterol Sulfate Pressurized Inhalation Suspension (Hereafter Referred to as AS MDI) Compared to Proventil as an Active Control in Subjects With Asthma
AstraZeneca
NCT03371459
Effect of Whole Body Periodic Acceleration on Airway Endothelial Function
University of Miami
NCT01213706
Evaluation of Regional Ventilation Using 19F MRI of Inert Perfluorinated Gases Mixed With Oxygen
Hal C Charles
NCT01710449
Dose Response Effects of Inhaled Fluticasone on Airway Effects of Hypertonic-saline in Asthma
University of California, San Francisco
NCT00606242
Family-Focused, Stress-Reduction Program to Improve the Health Care of Urban Children With Asthma
Emory University
NCT00384813
Induced Tolerogenic Dendritic Cells as Modulators of Allergic Asthma
Andrew D. Luster, M.D.,Ph.D.
NCT01711593
Association Between Increased Oxidative Stress, Anti-Inflammatory Fatty Acid Formation, and Airway Infection in People With Asthma and Chronic Obstructive Pulmonary Disease
Brigham and Women's Hospital
NCT00595114
Evaluation of Dupilumab's Effects on Airway Inflammation in Patients With Asthma
Sanofi
NCT02573233
Genotype-tailored Treatment of Symptomatic Acid-Reflux in Children With Uncontrolled Asthma
Jason Lang, M.D., M.P.H.
NCT03015610
The Effect of Cetirizine on Bronchoconstriction
New York City Health and Hospitals Corporation
NCT03340740
Phase II Efficacy Study of Aerosolized Recombinant Human IL-4 Receptor in Asthma
National Institute of Allergy and Infectious Diseases (NIAID)
NCT00001909
Trial of Roflumilast in Asthma Management (TRIM)
Johns Hopkins University
NCT03532490
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.