| 3TR Asthma Biologics Cohort (ABC) Study (NCT06126692) | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | 2022-01-10 |
| Predictive Signature of Benralizumab Response (NCT04565483) | Nantes University Hospital | 2021-10-11 |
| Evaluate the Efficacy and Safety of FB704A in Adult With Severe Asthma (NCT05018299) | Oneness Biotech Co., Ltd. | 2021-09-30 |
| Severe Asthma Exacerbations and Mepolizumab Treatment (NCT04914078) | Università degli Studi di Ferrara | 2021-09-21 |
| Study in Portuguese Hospitals to Describe Patient Characteristics, Treatment Patterns and Outcomes (NCT07159295) | AstraZeneca | 2021-08-10 |
| Adapting Body Reprogramming for Severe Asthma: a Feasibility Study (NCT04980755) | Royal Devon and Exeter NHS Foundation Trust | 2021-07-28 |
| Follow-up of Children With Severe Asthma at Adult Age (NCT05032209) | Assistance Publique - Hôpitaux de Paris | 2021-07-12 |
| Defining the Severe Paediatric Asthma Endotype (NCT04680117) | Assistance Publique - Hôpitaux de Paris | 2021-06-15 |
| Phenotyping Asthma for Bronchial Thermoplasty (NCT03435237) | Massachusetts General Hospital | 2021-05-10 |
| Portuguese Severe Asthma Registry: Getting Answers for Severe Asthma Patients (NCT04714567) | Sociedade Portuguesa de Pneumologia | 2021-05-01 |
| Impulse Oscillometry Measurements in Severe Eosinophilic Asthmatics Before and After Anti-IL-5 Factor Initiation (NCT05147155) | University of Thessaly | 2021-04-19 |
| Real Life Experience Survey of Dupilumab in the Netherlands (NCT05331755) | Gert-Jan Braunstahl | 2021-04-01 |
| Flow Cytometry Analysis of Eosinophils in Severe Asthma Patients. (NCT05001529) | Scarlata, Simone, M.D. | 2021-03-18 |
| Effectiveness of Anti-IL-5/IL5R Inhibitors (NCT06239441) | Centre Integre Universitaire de Sante et Services Sociaux du Nord de l'ile de Montreal | 2021-02-16 |
| Efficacy of Mepolizumab in Severe Asthmatics on a Long Term (MESILICO) (NCT04612556) | Aristotle University Of Thessaloniki | 2021-01-22 |
| Clinical Characteristics of Severe Childhood Asthma (NCT06024902) | Children's Hospital of Fudan University | 2021-01-01 |
| National Survey on Care Pathway and Quality of Life in Patients With Severe Asthma According to Their Phenotype. (NCT04438408) | University Hospital, Toulouse | 2020-09-01 |
| Phenotyping Circulating and Lung Resident Eosinophils in Severe Asthma (P-CLESA) (NCT04463836) | Imperial College London | 2020-09-01 |
| Precision Medicine Intervention in Severe Asthma (PRISM) Study (NCT05164939) | Asan Medical Center | 2020-05-01 |
| ChAracterisation of ItaliaN Severe Uncontrolled Asthmatic patieNts Key Features When Receiving Benralizumab (NCT04272463) | AstraZeneca | 2020-03-13 |
| Patient-reported Outcomes in Real-world Use of Benralizumab in Patients With Severe Eosinophilic Asthma in Belgium (NCT04221802) | AstraZeneca | 2019-12-23 |
| Benralizumab in the Treatment of Patients With Severe Asthma With ABPA (NCT04108962) | Baylor Research Institute | 2019-12-23 |
| Long-term Safety of Tezepelumab in Japanese Subjects With Inadequately Controlled Severe Asthma (NCT04048343) | AstraZeneca | 2019-06-10 |
| Prevalence of the Eosinophilic Phenotype Among Severe Asthma Patients (NCT03931954) | AstraZeneca | 2019-05-15 |
| Swiss Severe Asthma Register (NCT03984253) | Prof. Dr. Jörg Leuppi | 2019-05-13 |
| Study of Magnitude and Prediction of Response to Omalizumab and Mepolizumab in Adult Severe Asthma. (NCT03476109) | Cliniques universitaires Saint-Luc- Université Catholique de Louvain | 2019-05-10 |
| National Validation and Sensitivity to Change of the SAQ (NCT04031261) | University Hospital Plymouth NHS Trust | 2019-04-10 |
| BRazilian Asthmatics Patients EOSinophilic Profile (BRAEOS) (NCT03925415) | AstraZeneca | 2019-01-24 |
| International Severe Asthma Registry: Canadian Cohort (NCT04045587) | University of British Columbia | 2018-11-06 |
| Dupilumab for Severe Asthma in a Real Life Setting (NCT04022447) | Assistance Publique - Hôpitaux de Paris | 2018-08-10 |
| Clinical, Inflammatory and Functional Evaluation of a Population of Severe and Obese Asthmatics: Follow up (NCT03532685) | University of Sao Paulo General Hospital | 2018-05-01 |
| Characterisation of Patients With Severe Asthma in Primary and Secondary Care Settings in Europe Reported to be Eligible for Biological Therapy (NCT03629782) | AstraZeneca | 2018-04-26 |
| Russian Severe Asthma Registry (NCT03608566) | Interregional Public Organization, Russian Respiratory Society | 2018-03-30 |
| Assessment of Treatment Patterns of Severe Asthmatic Patients Across the Gulf Region - SevEos Study (NCT03387722) | AstraZeneca | 2017-12-31 |
| Predictive Value of Spirometric PIF to Produce PIF Rate Needed for the Use of Current DPI's. (NCT03377920) | Universitair Ziekenhuis Brussel | 2017-10-12 |
| Reslizumab in Patients With Severe Asthma Who Failed to Respond to Omalizumab (NCT03074942) | Sociedad Española de Neumología y Cirugía Torácica | 2017-04-20 |
| Severe Asthma Network Italy (NCT06625216) | Società Italiana di Allergologia, Asma e Immunologia Clinica | 2017-02-17 |
| Type 2 Innate Lymphoid Cells in Severe Pediatric Asthma (NCT03784781) | Assistance Publique - Hôpitaux de Paris | 2016-06-09 |
| African Severe Asthma Program: A Research Network for Characterisation of Severe Asthma in Africans (ASAP) (NCT03065920) | Makerere University | 2016-04-01 |
| Unraveling Targets of Therapy in Bronchial Thermoplasty in Severe Asthma (TASMA) Extension Study (NCT02975284) | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | 2015-08-01 |
| "SEVERE ASTHMA" in the COMMUNITY (NCT01961258) | Meir Medical Center | 2015-06-01 |
| Trial of Simvastatin for the Treatment of Severe Asthma (NCT02433535) | University of California, Davis | 2013-12-01 |
| Cohort Analysis of Clinical and Biological Severe Childhood Asthma (NCT02114034) | Assistance Publique - Hôpitaux de Paris | 2013-11-12 |
| Clinico-biological Correlation of Severe Asthma in Children (NCT02038374) | Assistance Publique Hopitaux De Marseille | 2013-11-01 |
| BIOmarkers in Severe AsthMa Patients on Omalizumab Treatment (NCT03361111) | Medical University of Warsaw | 2013-04-04 |
| Bronchial Thermoplasty in Severe Persistent Asthma (NCT01350336) | Boston Scientific Corporation | 2011-04-07 |
| Treatment of Outpatients With Severe Asthma and Moderate or Severe Major Depressive Disorder (NCT00621946) | University of Texas Southwestern Medical Center | 2008-03-01 |