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The efficacy and safety of intra-arterial recombinant human TNK tissue-type plasminogen activator (rhTNK-tPA) thrombolysis for acute medium vessel occlusion: a pilot randomized controlled trial

The efficacy and safety of intra-arterial recombinant human TNK tissue-type plasminogen activator (rhTNK-tPA) thrombolysis for acute medium vessel occlusion: a pilot randomized controlled trial

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400091249
Enrollment
Unknown
Registered
2024-10-23
Start date
2024-11-01
Completion date
Unknown
Last updated
2025-04-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acute medium vessel occlusion stroke

Interventions

Control group:After randomization, participants received standard medical therapy recommended by the guidelines, including antiplatelets, anticoagulation, statins, and other conventional therapies.
TNK group:After randomization, participants received intraarterial thrombolysis with rhTNK-tPA and standard medical therapy as recommended by guidelines.

Sponsors

Tongji Medical College, Huazhong University of Science and Technology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: (1) age >=18 years; (2)Imaging-confirmed acute isolated intracranial medium vessel occlusion (M2 segment of middle cerebral artery, with a diameter of =5, Or NIHSS = 2); (6) The subject or legal representative signed the informed consent form.

Exclusion criteria

Exclusion criteria: (1) intracranial hemorrhage confirmed by head CT or MRI before randomization; (2) mRS score >=2 before onset; (3) systolic blood pressure> 185mmHg or diastolic blood pressure> 110mmHg, Poor controlled with antihypertensive drugs; (4) received or plan to undergo mechanical thrombectomy; (5) arterial puncture within one week; (6) major surgical surgery or severe trauma in the last 2 weeks; (7) intracranial or spinal canal surgery and substantial organ biopsy in recent 30 days; (8) history of major head trauma or stroke in the last 3 months; (9) inherited or acquired hemorrhagic tendancy; deficiency of anticoagulant factors; or on oral anticoagulant with an INR> 1.7; (10) blood glucose 22.2mmol/L (400 mg/dl), platelets count 200 mmol/L (2. 5 mg/dl); (13) pregnant or lactating women; (14) allergic to rh TNK-tPA or contrast; (15) participating in other clinical trials; (16) any advanced disease with a life expectancy of <6 months; (17) cannot complete follow-up; (18) deemed unsuitable by the investigator to participate in the trial

Design outcomes

Primary

MeasureTime frame
Infarct volume at 72+/-24h;

Secondary

MeasureTime frame
90d mRS 0-1 ;90d mRS 0-2;90d mRS 0-3;90d mRS distribution;Early neurological deterioration(change in NIHSS=2 from baseline to 72h);NIHSS at 7d or discharge;

Countries

China

Contacts

Public ContactXiang Luo

Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology

flydottjh@163.com+86 133 4989 3413

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026