Weight-Loss drug may rescue lung cancer treatment from metabolic side effects
NCT ID NCT07782359
First seen Aug 24, 2026 · Last updated Aug 25, 2026 · Updated 1 time
Summary
This trial tests whether tirzepatide, a medication used for weight management, can reduce the rapid weight gain and metabolic changes caused by lorlatinib, a targeted therapy for ALK-positive non-small cell lung cancer. Adults already taking lorlatinib will receive weekly tirzepatide injections over 20 weeks, with researchers tracking body weight, lipid levels, and how tirzepatide affects lorlatinib absorption. The goal is to see if tirzepatide can ease these side effects without compromising lorlatinib's anti-cancer effectiveness.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- tirzepatide, a dual GIP/GLP-1 receptor agonist given as a weekly injection
- What this could lead to
- If it works, tirzepatide could help lung cancer patients stay on lorlatinib by managing weight gain and metabolic issues, potentially improving treatment adherence and outcomes.
- What could go wrong
- This is an early-phase trial with only 30 participants, so results may not apply broadly. Tirzepatide may cause side effects like nausea or interact with lorlatinib, and its benefit is not yet proven.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 30 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Oct 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 2030
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age ≥ 18 years * Receiving lorlatinib as first-line treatment for advanced NSCLC ALK-positive, already prescribed and administered by the patient's treating oncologist as standard of care at the time of study enrollment. This study does not initiate lorlatinib therapy or assign lorlatinib dosing; participants must already be receiving lorlatinib prior to enrollment Exclusion Criteria: * Known hypersensitivity to GLP-1 agonists. * Active, unstable psychiatric illness; current suicidal ideation * Severe organ dysfunction or systemic illness. * Anorexia nervosa * History of pancreatitis * Personal or family history of medullary thyroid carcinoma or multiple endocrine neoplasia syndrome type 2 * Current use of Glucagon-Like Peptide-1 Receptor Agonists (GLP-1 RA) or glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) \[GLP-1 RA/GIP\] co-agonist use within the last 90 days prior to screening * Current anti-obesity medication use (other than GLP-1 RA) or dipeptidyl peptidase-4 (DPP4) inhibitor use or use within the last 30 days prior to screening * Pregnant, breastfeeding or planning pregnancy
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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University of Chicago Medicine Comprehensive Cancer Center
Chicago, Illinois, 60637, United States
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