← Back to Clinical Trials
Recruiting Phase 2 NCT06273072

NCT06273072 Metformin IN Asthma for Overweight and Obese Individuals (MINA)

◆ AI Clinical Summary
Plain-language summary for patients
Clinical Trial Summary
NCT ID NCT06273072
Status Recruiting
Phase Phase 2
Sponsor Johns Hopkins University
Condition Asthma
Study Type INTERVENTIONAL
Enrollment 100 participants
Start Date 2024-12-09
Primary Completion 2026-09-30

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
Metformin hydrochloride extended-release tabletsVisually identical placebo Metformin hydrochloride extended-release tablets

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.

This trial targets 100 participants in total. It began in 2024-12-09 with a primary completion date of 2026-09-30.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

This is a randomized clinical trial of metformin among overweight or obese adults with not well-controlled asthma despite maintenance inhaler therapy.

Eligibility Criteria

Inclusion Criteria: * Physician-diagnosed asthma on maintenance therapy * Not well-controlled asthma (ACT score \<20, or at least one asthma exacerbation requiring corticosteroids in the prior 12 months) * Overweight or obesity: Body mass index ≥25kg/m2 * Adult: Age ≥18 Exclusion Criteria: * Currently pregnant, expect to become pregnant in the next 6 months or are currently breastfeeding * Major cardiovascular disease: heart failure, heart attack or stroke within the last 6 months * Other chronic lung disease, inclusive of chronic obstructive pulmonary disease, bronchiectasis, interstitial lung disease, pulmonary fibrosis * Active smoking or former smoker with ≥20 pack-year smoking history * Chronic kidney disease: estimated glomerular filtration rate ≤60 mL/min/1.73 m2 * Heavy alcohol use: in a typical week, 8 or more drinks for a woman or 15 or more drinks for a man * Liver disease: elevation in aspartate aminotransferase (AST) or alanine aminotransferase (ALT) \> 2x the upper limit of normal or prior diagnosis of liver disease * Anemia: hemoglobin \< 13 g/dl in males and hemoglobin \< 11 g/dl in females * Taking Glucagon Like Peptide 1(GLP-1) medications for weight loss * Diabetes (Hemoglobin A1C ≥ 6.5% or taking metformin or other medications used to treat diabetes) * Participation in any other clinical trial (observational studies are permitted)

Contact & Investigator

Central Contact

Rachelle Koehl, M.S.

✉ rkoehl1@jhmi.edu

📞 410-955-1530

Principal Investigator

Meredith C McCormack, M.D., M.H.S.

PRINCIPAL INVESTIGATOR

Johns Hopkins University

Frequently Asked Questions

Who can join the NCT06273072 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, studying Asthma. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT06273072 trial and what does that mean for participants?

Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.

Is NCT06273072 currently recruiting?

Yes, NCT06273072 is actively recruiting participants. Contact the research team at rkoehl1@jhmi.edu for enrollment information.

Where is the NCT06273072 trial being conducted?

This trial is being conducted at Baltimore, United States, Houston, United States.

Who is sponsoring the NCT06273072 clinical trial?

NCT06273072 is sponsored by Johns Hopkins University. The principal investigator is Meredith C McCormack, M.D., M.H.S. at Johns Hopkins University. The trial plans to enroll 100 participants.

Related Trials

Related Intelligence Guides

In-depth guides covering this condition's trials, eligibility, and what to expect.

ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology