Asthma trials in Canada

In Canada 37 Also abroad 500

28 of 37 trials · From ClinicalTrials.gov, checked 12 November 2026. Ask the study team whether a trial fits you.

Phase 3Taking people
A Study to Investigate the Efficacy and Safety of Tezepelumab Compared With Placebo in Children 5 to < 12 Years Old With Severe Asthma
Where
Burlington, Edmonton, Hamilton, Montreal, Windsor
Age
5 years to 11 years
People
231 worldwide
Run by
AstraZeneca
See details and how to joinNCT06023589
Phase 3Taking people
Roll-over Study for Participants Who Have Completed a Previous Clinical Study With Benralizumab (Fasenra) and Benefit From Continued Treatment
Where
Calgary, Hamilton, Toronto
Age
6 years and over
People
230 worldwide
Run by
AstraZeneca
See details and how to joinNCT07444567
Phase 3Taking people
A Study Assessing the Effect of Dupilumab on Inducing Clinical Remission in Asthma
Where
Montreal, Québec, Sherbrooke
Age
18 years to 79 years
People
150 worldwide
Run by
Université de Sherbrooke
See details and how to joinNCT07309614
Phase 2Taking people
A Study to Evaluate Brenipatide Compared With Placebo in Adult Participants With Uncontrolled Moderate to Severe Asthma
Where
Ajax, Hamilton, Kelowna, Montreal, Québec, Richmond, Saint-Laurent, Toronto, Windsor
Age
18 years to 75 years
People
531 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07219173
Phase 3Taking people
A Study to Compare Safety of 4 Weeks Exposure to Propellants Hydrofluoroalkane 1,1-difluoroethane (HFA-152a) and HFA-1,1,1,2-tetrafluoroethane (134a)
Where
Ajax, Québec, Trois-Rivières
Age
18 years and over
People
110 worldwide
Run by
GlaxoSmithKline
See details and how to joinNCT07645248
No phaseTaking people
Lungs on Fire: Wildfire Smoke, Incident Diseases, Susceptible Populations, and Community Values in Canada
Where
Vancouver
Age
19 years to 80 years
People
24
Run by
University of British Columbia
See details and how to joinNCT07536178
No phaseNot yet taking people in Canada
Testing the Effects of Temperature & Humidity on Children With and Without Asthma in an Environmental Climatic Chamber
Where
Oshawa
Age
11 years to 18 years
People
60
Run by
University of Ontario Institute of Technology
See details and how to joinNCT07864506
Phase 2Taking people
Study of Inhaled ARO-RAGE in Allergen-induced Mild Asthma
Where
Calgary, Edmonton, Hamilton, Québec, Saskatoon, Vancouver
Age
18 years to 65 years
People
36
Run by
Arrowhead Pharmaceuticals
See details and how to joinNCT07241546
No phaseNot yet taking people in Canada
Sustained Asthma Remission and Reduced Relapse Using a Comprehensive Management Strategy (SARRE-COMS)
Where
London
Age
18 years and over
People
50
Run by
Hana Serajeddini
See details and how to joinNCT07816718
No phaseTaking people
Early Diagnosis and Treatment of Undiagnosed Asthma or COPD: THE UCAP 2 TRIAL
Where
Hamilton, Kingston, Ottawa, Québec, Saskatoon, Toronto
Age
18 years and over
People
420
Run by
Ottawa Hospital Research Institute
See details and how to joinNCT06392776
Phase 2Enrolling by invitation
Long-term Safety and Efficacy Evaluation of Lunsekimig (SAR443765) in Adult Participants With Asthma
Where
Ajax, Hamilton, Sherbrooke, Trois-Rivières
Age
18 years and over
People
900 worldwide
Run by
Sanofi
See details and how to joinNCT06609239 · EU 2025-522896-27-00
Phase 3Enrolling by invitation
Efficacy and Safety of Subcutaneous Dupilumab in Participants With Asthma/Asthmatic Wheeze Aged 2 to <6 Years (LIBERTY ASTHMA TREKIDS)
Where
Burlington, Edmonton, Hamilton, Montreal, Sherbrooke, Vancouver
Age
2 years to 5 years
People
90 worldwide
Run by
Sanofi
See details and how to joinNCT06191315 · EU 2023-504331-41-00
No phaseEnrolling by invitation
eAMS-Eco: Implementation of a Tool for Climate Conscious Inhaler Prescribing
Where
Toronto
Age
16 years and over
People
95
Run by
University of Toronto
See details and how to joinNCT07638735
No phaseTaking people
Structure and Function MRI of Asthma
Where
London
Age
18 years to 60 years
People
200
Run by
Dr. Grace Parraga
See details and how to joinNCT02351141
No phaseNot yet taking people in Canada
REverse LuNg Airway and Vascular RemOdeling in Asthma ReMission (ReNORM)
Where
London
Age
18 years to 80 years
People
200
Run by
Western University, Canada
See details and how to joinNCT07174713
Phase 4Taking people
Tezepelumab in the Treatment of Emergency Room Asthma in Adults (TERAA)
Where
Edmonton, St. Albert
Age
18 years to 55 years
People
100
Run by
University of Alberta
See details and how to joinNCT06705764
Phase 3Taking people
Depemokimab Asthma Imaging and Bronchoscopy Sub-Study
Where
Ajax, Hamilton, London
Age
18 years and over
People
150 worldwide
Run by
GlaxoSmithKline
See details and how to joinNCT06979323 · EU 2024-519976-19-00
No phaseTaking people
N95 Masks for Lung Health While Golfing During Wildfire Season
Where
Saskatoon
Age
18 years and over
People
40
Run by
University of Saskatchewan
See details and how to joinNCT07620691
No phaseEnrolling by invitation
Cytisine vs Nicotine Replacement Therapy
Where
Ottawa
Age
18 years and over
People
200
Run by
Ottawa Hospital Research Institute
See details and how to joinNCT03249428
No phaseTaking people
Effects of Salbutamol in Athletes and Implications for Screening and Sports
Where
Vancouver
Age
18 years to 55 years
People
64
Run by
University of British Columbia
See details and how to joinNCT07037511
Phase 2Taking people
Xenon-129 and Inert Fluorinated Gas Lung MRI: Study of Healthy Volunteers and Participants With Pulmonary Disease
Where
Toronto
Age
8 years and over
People
30
Run by
The Hospital for Sick Children
See details and how to joinNCT02740868
Phase 4Taking people
Single Dose of Antenatal Corticosteroids for Pregnancies at Risk of Preterm Delivery (SNACS)
Where
Calgary, Edmonton, Fredericton, Halifax, Hamilton, Kingston, London, Moncton, Montreal, New Westminster, Ottawa, Québec, Saskatoon, Sherbrooke, St. John's, Surrey, Toronto, Vancouver, Victoria, Winnipeg
Age
18 years to 55 years
People
3,254
Run by
McMaster University
See details and how to joinNCT05114096
Phase 3Taking people
Magnesium Trial in Acute Asthma in Emergency Department
Where
Calgary, Edmonton, Hamilton, Montreal, Ottawa, Toronto
Age
2 years to 17 years
People
192
Run by
Suzanne Schuh
See details and how to joinNCT06785272
Phase 4Taking people
Therapeutic Relevance of Abnormal Airway Morphology in Asthma
Where
Hamilton, London
Age
18 years and over
People
242
Run by
McMaster University
See details and how to joinNCT06970080
Phase 1Taking people
The Safety, Feasibility, and Repeatability of Inhaled ATP Cough Challenges
Where
Hamilton
Age
18 years and over
People
33
Run by
McMaster University
See details and how to joinNCT07085975