Not applicableUnknownNCT05185375What this trial is testingQualitative Assessment of Patients Suffering From Difficult AsthmaWho this might be right forAsthma University Hospital, Montpellier 40
Not applicableStudy completedNCT05169619What this trial is testingPrevalence and Characterisation of Asthma Patients According to Disease Severity in PortugalWho this might be right forAsthma AstraZeneca 842
Not applicableActive Not RecruitingNCT03996590What this trial is testingWessex Asthma Cohort of Difficult AsthmaWho this might be right forAsthma University Hospital Southampton NHS Foundation Trust 566
Not applicableStudy completedNCT01219036What this trial is testingThe Use of Fractional Exhaled Nitric Oxide in the Identification of Non-adherence in Difficult AsthmaWho this might be right forAsthma Liam Heaney 40
Not applicableStudy completedNCT01064869What this trial is testingA Nurse Led Programme to Improve Adherence in Difficult AsthmaWho this might be right forAsthma Belfast Health and Social Care Trust 20
Not applicableStudy completedNCT04166344What this trial is testingA MHealth Intervention to Improve Symptom Control in Children and Adolescents with Difficult-to-control AsthmaWho this might be right forAsthma in Children Lovexair Foundation 60
Testing effectiveness (Phase 2)Study completedNCT04179461What this trial is testingPersonalized Treatment Algorithms for Difficult-to-treat AsthmaWho this might be right forAsthma in Children Children's Hospital Medical Center, Cincinnati 21
Large-scale testing (Phase 3)Study completedNCT03100825What this trial is testingA Long-term Safety Study of QVM149 in Japanese Patients With AsthmaWho this might be right forAsthma Novartis Pharmaceuticals 96
Not applicableLooking for participantsNCT07160868What this trial is testingObstructive Sleep Apnoea and Difficult Asthma (OSADA)Who this might be right forAsthma (Diagnosis)OSA - Obstructive Sleep ApneaCPAP Treatment St. James's Hospital, Ireland 80
Not applicableStudy completedNCT00091767What this trial is testingGenetic Studies in Difficult to Treat Asthma: TENORWho this might be right forAsthmaLung Diseases National Heart, Lung, and Blood Institute (NHLBI)
Not applicableWithdrawnNCT00716677What this trial is testingDysfunctional Breathing in Difficult Asthma.Who this might be right forAsthma Royal Brompton & Harefield NHS Foundation Trust
Large-scale testing (Phase 3)Looking for participantsNCT05831566What this trial is testingExpertise Asthma COPD Program with Digital SupportWho this might be right forAsthma Franciscus Gasthuis 138
Not applicableUnknownNCT04193150What this trial is testingUncontrolled and Possible Severe Asthma in DenmarkWho this might be right forAsthma Copenhagen University Hospital, Hvidovre 550
Testing effectiveness (Phase 2)Study completedNCT03108027What this trial is testingAssess Bronchodilator Effect QVM149 Dosed Either in the Morning or Evening Compared to Placebo in Patients With AsthmaWho this might be right forAsthma Novartis Pharmaceuticals 38
Not applicableStudy completedNCT00512382What this trial is testingThe Nature of Reflux-respiratory Symptoms Association in Difficult to Treat Wheezing\Coughing BabiesWho this might be right forAsthmaCoughWheezing Wolfson Medical Center 15
Not applicableActive Not RecruitingNCT06916858What this trial is testingPrevalence of OSA and Diagnostic Accuracy of Type 3 Home Sleep Test in Difficult-to-treat AsthmaWho this might be right forOSA Chulalongkorn University 37
Not applicableStudy completedNCT02363192What this trial is testingEffectiveness of Pharmacist Interventions in Difficult AsthmaWho this might be right forAsthma The Leeds Teaching Hospitals NHS Trust 52
Not applicableNot Yet RecruitingNCT06513117What this trial is testingLIving BEtteR With asThma studY:: A Multimodal Intervention to Address Multimorbidity in Difficult AsthmaWho this might be right forAsthmaMulti Morbidity University of Southampton 30
Not applicableStudy completedNCT02502890What this trial is testingMechanisms Underlying Asthma Exacerbations Prevented and Persistent With Immune-Based TherapyWho this might be right forAsthma National Institute of Allergy and Infectious Diseases (NIAID) 208
Post-approval studies (Phase 4)Study completedNCT00096954What this trial is testingA Prospective, Randomized, Double-Blind Study of the Efficacy of Omalizumab (Xolair) in Atopic Asthmatics With Good Lung Capacity Who Remain Difficult to Treat (EXACT)Who this might be right forAsthma Genentech, Inc. 333