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Could a Pre-Transfer clot buster boost stroke recovery?

NCT ID NCT07253181

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Aug 20, 2026 · Updated 2 times

Summary

This study looks at whether giving a clot-dissolving drug called Tenecteplase to stroke patients before they are moved to a hospital that can perform a clot-removal procedure improves their recovery. The trial involves 572 adults who had a stroke caused by a large blockage in the front part of the brain and who can be treated within 4.5 to 24 hours after symptoms began. The goal is to see if this early treatment leads to less disability compared to standard care.

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

Phase 3

Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.

Participants

About 572 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jan 2026

Expected to finish

Mar 2028

An estimate. End dates often move.

Lead sponsor

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

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age of 18 years or older; * AIS symptom onset to treatment initiation within 4.5 to 24 hours, stroke onset is defined as the time the patient was last known to be well (including wake-up stroke and unwitnessed stroke); * Signs and symptoms consistent with the diagnosis of an acute anterior circulation ischemic stroke involving occlusion of the internal carotid artery (ICA), M1 or proximal M2 vessels; * Functionally independent (mRS 0-2) prior to stroke onset; * Baseline National Institute of Health Stroke Scale (NIHSS) of 6-25; * Intended to transfer to ECCs for EVT (patient transfer), or intended to transfer a neurointerventionalist from the ECC for EVT (physician transfer); * Written informed consent from patients or legally authorized representatives; * Neuroimaging: large vessel occlusion (ICA, M1, proximal M2) by MRA or CTA AND the target mismatch profile on computed tomography perfusion (CTP) or magnetic resonance perfusion (MRP), defined as an ischemic core volume \<70mL, mismatch volume ≥15mL and mismatch ratio ≥1.8; Alternative neuroimaging (if CTP or MRP is technically inadequate or unavailable): An Alberta Stroke Program Early CT Score (ASPECTS) score ≥7 on NCCT or MRI scan; Exclusion Criteria: * Known hypersensitivity or allergy to any ingredients of Tenecteplase; * Intended to receive IVT as standard-of-care therapy; * Rapidly improving symptoms with NIHSS score \<6 before randomization; * Any contra-indication for IVT except for the time criterion; * Known hereditary or acquired hemorrhagic diathesis; * Impairment in coagulation due to comorbid disease or anticoagulant use. If on warfarin, INR \>1.7 or prothrombin time \>15s; if use of any direct oral anticoagulant within the last 48 hours; if on any full dose heparin/heparinoid within the last 24 hours; * Ischemic stroke or myocardial infarction in previous 3 months * Previous intracranial hemorrhage, active internal bleeding (gastrointestinal or urinary tract hemorrhage) in previous 3 months; * Severe, uncontrolled hypertension (systolic blood pressure \>180 mmHg or diastolic blood pressure \>110 mmHg); * Other serious, advanced or terminal illness with life expectancy less than 6 months; * Baseline blood glucose \<50mg/dl or \>400mg/dl; * Contraindication to imaging with contrast agents; * Acute symptomatic arterial occlusions in more than one vascular territory confirmed on CTA or MRA (e.g. bilateral MCA occlusions, or an MCA and a basilar artery occlusion); * Extensive early ischemic change on non-contrast CT or MRI-DWI estimated to be \>1/3 MCA territory, or significant hypodensity outside the Tmax\>6s perfusion lesion that invalidates mismatch criteria (if patient is enrolled based on CT perfusion criteria); any CT or MRI findings indicative of a high risk of sICH related to potential intravenous tenecteplase treatment in the judgement of the investigator; * Evidence of intracranial tumor (mass effect), acute intracranial hemorrhage, or arteriovenous malformation; * Current participation in another investigational drug or device study; * Suspected endocarditis; * Any condition that, in the judgment of the investigator could impose hazards to the patient if study therapy is initiated or affect the participation of the patient in the study;

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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.

  1. The places running it

    2 sites. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Affiliated Hospital of Shandong Second Medical University

    RECRUITING

    Weifang, Shandong, 261031, China

  • Xuanwu Hospital Capital Medical University

    RECRUITING

    Beijing, Beijing Municipality, 100053, China

More trials for these conditions

Other studies related to the condition(s) this trial covers.