Can a monthly shot keep arteries clear after a heart attack?
NCT ID NCT07276282
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether ziltivekimab, a monthly injection that reduces inflammation, can improve artery health in people who have recently had a heart attack. About 332 participants will receive either the drug or a placebo, alongside standard care. Researchers will use special imaging to measure changes in artery plaque over 15 months.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- ziltivekimab
- What this could lead to
- If it works, this could point toward a new treatment to reduce artery plaque and prevent future heart attacks in people who have already had one.
- What could go wrong
- This is a phase 3 trial, but it is still early to know if ziltivekimab will meaningfully reduce heart attacks. The main outcomes are imaging changes, not clinical events, and the drug may not work or could have side effects.
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 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 332 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2025
- Expected to finish
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Dec 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
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.
Key Inclusion Criteria: * Informed consent obtained before any study-related activities. * Age 18 years or above at the time of providing informed consent. * Acute myocardial infarction, with at least one coronary segment (culprit lesion) treated with PCI. * At least two major native coronary arteries each meeting angiographic criteria for intracoronary imaging immediately following the qualifying PCI procedure. Key Exclusion Criteria: * Known or suspected hypersensitivity to study intervention(s) or related products. * Known allergy to contrast medium, heparin, aspirin, ticagrelor or prasugrel. * Female of childbearing potential. * Left-main disease. * Three-vessel disease. * History of coronary artery bypass surgery. * TIMI flow \<2 of the infarct-related artery after PCI. * Unstable clinical status (hemodynamic or electrical instability. * Significant coronary calcification or tortuosity deemed to preclude IVUS, NIRS and OCT evaluation. * Uncontrolled cardiac arrhythmia. * Severe kidney impairment. * Active liver disease or hepatic dysfunction. * Current use of anti-IL-6 products or anticipated use of such drugs any time during the study. * Use of systemic immunosuppressive drugs or disease modifying anti-rheumatic drugs or anticipated chronic use of such drugs any time during the study. * Known, or suspicion of, active infection or major hematologic, metabolic, or endocrine dysfunction in the judgment of the Investigator * History of recurrent serious infections. * Use of preventive systemic antibiotics, systemic antivirals, or systemic antifungals. * Known (acute or chronic) hepatitis B or hepatitis C * Planned surgery within 12 months from the time of screening. * History of cancer within the past 5 years, except for adequately treated basal cell skin cancer, squamous cell skin cancer, in situ cervical cancer, low risk prostate cancer, or carcinoma in situ/high grade prostatic intraepithelial neoplasia (PIN) at the discretion of the investigator. * Estimated life expectancy less than 2 years * Received a live or attenuated-live vaccine product within 4 weeks of study intervention administration or expected to receive a live or attenuated-live vaccine product during the treatment period. * Major cardiac surgical within the past 60 days or any major surgical procedure planned at the time of randomisation or as treatment for the current AMI (CABG).
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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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Bern University Hospital, Inselspital Bern
RECRUITINGBern, Switzerland
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