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Lung CancerPhase 2NCT02285855

Metformin in Non Small Cell Lung Cancer (NSCLC)

A Phase 2 study testing Metformin and Stereotactic body Radiotherapy (SBRT) in people with Lung Cancer, run by M.D. Anderson Cancer Center at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The goal of this clinical research study is to learn if giving metformin in combination with radiation therapy is more effective than radiation therapy alone. In this study, participants will receive either metformin or a placebo. A placebo is not a drug. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Lung Cancer
What is being tested?
Metformin and Stereotactic body Radiotherapy (SBRT)
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
27 participants
Where
1 siteUnited States
Study dates
20 Feb 2015to 5 Jan 2019
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients with pathologic diagnosis of lung NSCLC or squamous cell carcinoma.
  • Patients are to be treated with hypofractionated RT.
  • Patient is not a surgical candidate due to medical comorbidities determined by a thoracic surgeon or patient refusal
  • Patient plans to receive treatment at MD Anderson
  • Patients must sign informed consent
  • Patient must have adequate renal function within 30 days prior to registration, defined as serum creatinine within normal institutional limits or creatinine clearance at least 60 ml/min

Who cannot join

  • Patient has: random glucose >200 mg/dl or is taking an oral hypoglycemic agent or insulin at the time of study entry
  • Patient has a history of lactic acidosis, chronic kidney disease or a creatinine >/= 1.2 mg/dl
  • Women who are pregnant or breast feeding, as treatment involves unforeseeable risks to the participant, embryo, fetus, or nursing infant
  • Patients with history of allergic reaction to metformin

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Texas MD Anderson Cancer Center

    Houston, Texas, 77030

Other trials in United States

About this study

Official title: Tumor Mutation Status Will Predict Metabolic Response to Metformin in Non Small Cell Lung Cancer (NSCLC)

The goal of this clinical research study is to learn if giving metformin in combination with radiation therapy is more effective than radiation therapy alone. In this study, participants will receive either metformin or a placebo. A placebo is not a drug. It looks like the study drug but is not designed to treat any disease or illness. It is designed to be compared with a study drug to learn if the study drug has any real effect.

This is an investigational study. Metformin is FDA approved for the treatment of diabetes. Its use in this study to be given with radiation therapy to treat lung cancer is investigational. The study doctor can explain how the study drug is designed to work.

Up to 70 participants will be enrolled in this study. All will take part at MD Anderson.

Conditions
Lung Cancer
Being tested
Metformin, Placebo, Stereotactic body Radiotherapy (SBRT)
Keywords
Lung Cancer, Non small cell lung cancer, Stereotactic body radiotherapy, SBRT, XRT, Radiation therapy, Metformin, Metformin ER, Placebo, Sugar pill, Lung adenocarcinoma, Genotypes, Genetic mutations
Medical subject headings
Lung Neoplasms, Carcinoma, Non-Small-Cell Lung, Adenocarcinoma of Lung

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • MetforminDrug

    Also called Metformin ER

    Metformin treatment given at a dose of 2000 mg by mouth in divided dose daily (500 mg am, 1000 mg noon, 500 mg pm). To reduce GI toxicity, participants start Metformin at 1000 mg daily in a divided dose (500mg am, 500 mg pm) for 1 week.

  • PlaceboOther

    Also called Sugar pill

    Placebo treatment given 3 weeks prior to SBRT treatment and for 1 week during SBRT treatment. Placebo administered by mouth three times a day.

  • Stereotactic body Radiotherapy (SBRT)Radiation

    Also called SBRT, XRT

    SBRT delivered per standard of care practice as determined by participant's physician.

Study groups in NCT02285855
Study groupRoleWhat they receive
Stereotactic body Radiotherapy (SBRT) + MetforminExperimentalParticipants randomized to Metformin treatment receive Metformin for 3 weeks prior to SBRT treatment and for 1 week during SBRT treatment. Metformin administered at a dose of 2000 mg by mouth in divided dose daily (500 mg am, 1000 mg noon, 500 mg pm). To reduce GI toxicity, participants start Metformin at 1000 mg daily in a divided dose (500mg am, 500 mg pm) for 1 week. SBRTdelivered per standard of care practice.
Receives: Drug: Metformin; Radiation: Stereotactic body Radiotherapy (SBRT)
Stereotactic Body Radiotherapy (SBRT) + PlaceboPlacebo comparatorParticipants randomized to placebo treatment 3 weeks prior to SBRT treatment and for 1 week during SBRT treatment. Placebo administered by mouth three times a day. SBRT delivered per standard of care practice.
Receives: Other: Placebo; Radiation: Stereotactic body Radiotherapy (SBRT)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. RECIST and PERCIST Tumor Response

    The primary objective is the effect of metformin on response in NSCLC patients treated with hypofractionated RT. All patients will receive FDG-PET/CT scan at baseline (prior to metformin start), prior to RT and at 6 months (+/- 30 days) following RT. PET/CT imaging using [18F]-2-fluoro-2-deoxyglucose positron emission tomography (18F-FDG), using a standard approved radiopharmaceutical dose and administration selected by the nuclear medicine physician (120 min). Response will be determined at 6 months post-treatment via relative change from pre-treatment tumor by Response Evaluation Criteria in Solid Tumor (RECIST) by complete response (CR), partial response (PR) and stable disease (SD) and PET Response Criteria in Solid Tumors (PERCIST) by stable metabolic disease (SMD), progressive metabolic disease (PMD) and complete metabolic response(CMR).

    Measured: From baseline (prior to metformin start) to Post-Radiotherapy (RT) Treatment, assessed up to 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted7 Nov 2014 (estimated)
  2. Study start20 Feb 2015
  3. Primary completion5 Jan 2019
  4. Study completion5 Jan 2019

Why it stopped: Poor Accrual

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
27 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02285855
Sponsor's protocol ID
2014-0255
Other IDs
NCI-2015-00287
Status last verified
Dec 2019
First submitted
5 Nov 2014
Last updated
6 Jan 2020
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No

Publications

  • Chun SG, Liao Z, Jeter MD, Chang JY, Lin SH, Komaki RU, Guerrero TM, Mayo RC, Korah BM, Koshy SM, Heymach JV, Koong AC, Skinner HD. Metabolic Responses to Metformin in Inoperable Early-stage Non-Small Cell Lung Cancer Treated With Stereotactic Radiotherapy: Results of a Randomized Phase II Clinical Trial. Am J Clin Oncol. 2020 Apr;43(4):231-235. doi: 10.1097/COC.0000000000000632.

    PubMed 31990759

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Metformin and Stereotactic body Radiotherapy (SBRT) in people with Lung Cancer, run by M.D. Anderson Cancer Center at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 6 Jan 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 6 Jan 2020). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

RECIST and PERCIST Tumor Response (time frame: From baseline (prior to metformin start) to Post-Radiotherapy (RT) Treatment, assessed up to 6 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02285855, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 6 Jan 2020.

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