Status:

RECRUITING

Tenecteplase for Acute Ischemic Stroke Within 4.5 to 6 Hours of Onset (EXIT-BT2)

Lead Sponsor:

General Hospital of Shenyang Military Region

Conditions:

Stroke, Ischemic

Eligibility:

All Genders

18+ years

Phase:

PHASE4

Brief Summary

To date, the benefit of intravenous thrombolysis is confined within 4.5 hours of onset for acute ischemic stroke (AIS) patients without advanced neuroimaging selection. Unpublished pilot EXIT-BT (EXte...

Eligibility Criteria

Inclusion

  • Age ≥ 18 year
  • Acute ischemic stroke confirmed by non-contrast computed tomography and use of CTA for assessment of LVO as determined by local investigators;
  • The time from last known well to treatment: 4.5 - 6 hours;
  • NIHSS ≥ 4 at randomization;
  • First stroke onset or past stroke without obvious neurological deficit (mRS≤1);
  • Uncertainty over the benefits and risks of thrombolysis by researcher;
  • Signed informed consent.

Exclusion

  • Pre-stroke disability (mRS≥2);
  • Planned intravenous thrombolysis based on WAKE-UP or EXTEND study criterion;
  • Any contraindication to intravenous thrombolysis: Obvious head injury or stroke within 3 months; Subarachnoid or intracranial hemorrhage; History of intracranial hemorrhage; Intracranial tumor, arteriovenous malformation or aneurysm; Intracranial or spinal cord surgery within 3 months; Myocardial infarction within 3 months; Major surgery within 1 month; Gastrointestinal or urinary tract hemorrhage within the previous 30 days; Arterial puncture at a noncompressible site within the previous seven days; Active internal hemorrhage; Coagulation abnormalities: platelet count of \<100000/mm3; Aortic arch dissection; Heparin therapy within 24 hours; Infective endocarditis; Oral warfarin is being taken and INR\>1.6 or APTT abnormal; Systolic pressure ≥185 mmHg or diastolic pressure ≥110 mmHg; Blood glucose \< 50 mg/dl (2.7mmol/L); Neurological deficit after epileptic seizures;
  • Pregnancy;
  • Allergy to test drugs;
  • Comorbidity with other serious diseases;
  • Participating in other clinical trials within 3 months;
  • Patients not suitable for the study considered by researcher.

Key Trial Info

Start Date :

February 1 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 15 2026

Estimated Enrollment :

1440 Patients enrolled

Trial Details

Trial ID

NCT06010628

Start Date

February 1 2024

End Date

December 15 2026

Last Update

August 21 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Hui-Sheng Chen

Shenyang, None Selected, China, 110840

2

Department of Neurology, General Hospital of Northern Theater Command

Shenyang, China, 110016