Chronic Respiratory Diseases Clinical Trial
— MicrObAsOfficial title:
Identifying the Relationship Between the Features of the Composition and Functioning of the Intestinal Microbiota With the Course of Chronic Obstructive Pulmonary Disease and Asthma (MicrObAs)
NCT number | NCT04802317 |
Other study ID # | 03-08/20 |
Secondary ID | |
Status | Completed |
Phase | |
First received | |
Last updated | |
Start date | June 23, 2020 |
Est. completion date | December 5, 2023 |
Verified date | December 2023 |
Source | National Medical Research Center for Therapy and Preventive Medicine |
Contact | n/a |
Is FDA regulated | No |
Health authority | |
Study type | Observational |
The composition of the intestinal microbiota, the level of lipopolysaccharides, TMAO in the blood, and other parameters of patients with COPD (n=50), asthma (n=50) and the control (n=40) will be assessed as factors associated with exacerbations and respiratory symptoms in the prospective study (12 months).
Status | Completed |
Enrollment | 149 |
Est. completion date | December 5, 2023 |
Est. primary completion date | June 30, 2023 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | All |
Age group | 18 Years to 74 Years |
Eligibility | Inclusion Criteria: for control group: - Normal spirometry results with bronchodilation test (salbutamol 400 mcg); - Absence of COPD, asthma, chronic bronchitis and other lung diseases - BMI<40kg/m2 for asthma/COPD groups: - Primary medical documentation confirming the diagnosis of COPD or asthma - Regular therapy for COPD, asthma and any chronic disease for at least 4 weeks prior to enrollment in this study. - FEV1 / FVC <0.70 after inhalation of 400 mcg of salbutamol for patients with COPD - BMI<40kg/m2 Exclusion Criteria: - Exacerbation of chronic noninfectious diseases, including exacerbation of COPD / asthma, within 4 weeks prior to enrollment in this study. - Exacerbation of COPD or asthma in the next 3 months, requiring the treatment of antibiotic therapy or systemic corticosteroids; - Cerebral stroke, transient ischemic attack or myocardial infarction within 6 months before the date of enrollment in the study; - Clinically significant chronic diseases (oncological, systemic diseases of the connective tissue, diseases of the blood system, heart failure, Crohn's disease, ulcerative colitis, etc. according to anamnesis); - GFR <30 ml / min / 1.73m2; - Atopy in a patient with COPD or a control group (any allergic manifestations - skin, nasal, conjunctival, food, etc.); - Chronic respiratory diseases in a patient of the control group (COPD, asthma, chronic bronchitis, interstitial lung diseases); - History of organ transplantation; - Mental illness; - Intestinal infection (food poisoning) in the next 3 months; - Other acute infectious diseases. It is possible to turn on not earlier than 4 weeks after complete recovery and cessation of treatment; - History of severe COVID-19; - HIV infection, chronic viral hepatitis according to the history; - Clinically significant oncological disease; - Pregnancy and lactation; - Alcoholism, taking narcotic drugs; - Taking antimicrobial, probiotic drugs and systemic corticosteroids during the last 3 months; - Genetic engineering / biological therapy. |
Country | Name | City | State |
---|---|---|---|
Russian Federation | NRCPM | Moscow |
Lead Sponsor | Collaborator |
---|---|
National Medical Research Center for Therapy and Preventive Medicine | Center for Strategic Planning and Management of Biomedical Health Risks |
Russian Federation,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Exacerbation of asthma / chronic obstructive pulmonary disease | Number of patients with exacerbation of bronchial asthma or chronic obstructive pulmonary disease, number of exacerbation per year | 12 months |
Status | Clinical Trial | Phase | |
---|---|---|---|
Completed |
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