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Ozone Exposure for Lung Inflammation (MOLI Trial)

Phase 1
Recruiting
Research Sponsored by Robert Tighe, MD
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Cohort 3 - History of SARS-CoV-2 infection and symptoms/imaging consistent with a lower respiratory tract infection who have recovered, are >6 months out from their infection, and have normal lung function (spirometry with FVC, FEV1 and FEV1/FVC)
Cohort 1 - No history of SARS-CoV-2 infection (defined as no symptoms consisted with SARS-CoV-2 nor history of a positive SARS-CoV-2 test)
Must not have
Current smokers of tobacco products including e-cigarettes or those with previous smoking history within the prior 5 years
Timeline
Screening 3 weeks
Treatment Varies
Follow Up baseline, day 18-20
Awards & highlights

Summary

This trial involves participants breathing in clean air or ozone to see how their lungs react. It focuses on people who have had past respiratory infections to understand if these infections make their lungs more sensitive to pollution.

Who is the study for?
This trial is for adults aged 18-55 with or without a history of mild to moderate COVID-19, who have recovered and are over 6 months post-infection with normal lung function. Excluded are those with substance abuse issues, pregnant or lactating women, individuals under the investigators' supervision, recent antibiotic use or respiratory infection, chronic cardio/pulmonary conditions, ongoing COVID-19 symptoms or abnormal lungs.
What is being tested?
The study aims to understand how previous respiratory infections like COVID-19 influence lung inflammation after being exposed to environmental factors like ozone. Participants will be divided into cohorts based on their SARS-CoV-2 infection history and assessed for lung inflammation response.
What are the potential side effects?
While specific side effects aren't listed for exposure to ozone in this context, generally it can cause coughing, throat irritation, chest pain and shortness of breath especially in people sensitive to pollutants.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I had COVID-19, recovered over 6 months ago, and my lung function tests are normal.
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I have never had COVID-19 or tested positive for it.

Exclusion Criteria

You may be eligible for the trial if you check “No” for criteria below:
Select...
I am currently smoking or have smoked within the last 5 years.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~baseline, day 18-20
This trial's timeline: 3 weeks for screening, Varies for treatment, and baseline, day 18-20 for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Change in the abundance of monocyte-derived alveolar macrophages
Secondary study objectives
Association between prior evidence of COVID infection without pneumonia
Association between prior evidence of COVID pneumonia
Change in the abundance of autonomous CSF-1 expression in alveolar macrophages
Other study objectives
Change in composition of BAL immune cells following O3 exposure
Comparison between BAL immune cells and immune cells obtained from bronchial brushings
Interactions between airway epithelial cells and immune cells

Trial Design

3Treatment groups
Experimental Treatment
Group I: Cohort 3Experimental Treatment1 Intervention
SARS-CoV-2 pneumonia
Group II: Cohort 2Experimental Treatment1 Intervention
Documented mild SARS-CoV-2 infection
Group III: Cohort 1Experimental Treatment1 Intervention
No history of SARS-CoV-2
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Ozone
2019
Completed Phase 2
~870

Research Highlights

Information in this section is not a recommendation. We encourage patients to speak with their healthcare team when evaluating any treatment decision.
Mechanism Of Action
Side Effect Profile
Prior Approvals
Other Research
The most common treatments for Coronavirus Pneumonia include systemic glucocorticoids, antibiotics, and supportive therapies. Systemic glucocorticoids, such as dexamethasone, reduce inflammation by suppressing the immune response, which can help decrease lung inflammation and improve oxygenation in severe cases. Antibiotics are used to treat or prevent secondary bacterial infections that can complicate viral pneumonia. Supportive therapies, including antipyretics and analgesics, help manage symptoms like fever and pain. These treatments are crucial for managing lung inflammation and preventing complications, thereby improving outcomes for patients with Coronavirus Pneumonia.
Registered clinical trials investigating treatment of long COVID: a scoping review and recommendations for research.

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Logistics

Participation is compensated

You will be compensated for participating in this trial.

Who is running the clinical trial?

Robert Tighe, MDLead Sponsor
2 Previous Clinical Trials
36 Total Patients Enrolled
National Institutes of Health (NIH)NIH
2,765 Previous Clinical Trials
8,133,411 Total Patients Enrolled
National Institute of Environmental Health Sciences (NIEHS)NIH
289 Previous Clinical Trials
1,232,755 Total Patients Enrolled

Media Library

Ozone (Other) Clinical Trial Eligibility Overview. Trial Name: NCT05773001 — Phase 1
Coronavirus Pneumonia Research Study Groups: Cohort 3, Cohort 2, Cohort 1
Coronavirus Pneumonia Clinical Trial 2023: Ozone Highlights & Side Effects. Trial Name: NCT05773001 — Phase 1
Ozone (Other) 2023 Treatment Timeline for Medical Study. Trial Name: NCT05773001 — Phase 1
~67 spots leftby May 2028