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Edaravone Dexborneol for Blood-Brain Barrier Repair in Acute Anterior Circulation Stroke

10 november 2026 uppdaterad av: Shandong Provincial Hospital

A Multicenter Randomized Controlled Trial Study of the Effect of Edaravone and Dexcamphan on the Repair of Blood-brain Barrier Injury in Acute Infarction of Anterior Circulation

This multicenter randomized controlled trial evaluates the effect of edaravone dexborneol on blood-brain barrier repair in patients with acute anterior circulation large artery atherosclerotic ischemic stroke within 48 hours of onset.

Patients are randomized 1:1 to receive either edaravone dexborneol (30mg/7.5mg BID IV) or edaravone (30mg BID IV) for 9±2 days, in addition to standard stroke treatment. The primary outcome is the change in blood-brain barrier permeability (Ktrans) measured by DCE-MRI. Secondary outcomes include neurological function scores, serum biomarkers, and safety events.

Studieöversikt

Status

Rekrytering

Betingelser

Studietyp

Interventionell

Inskrivning (Beräknad)

432

Fas

  • Fas 4

Kontakter och platser

Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.

Studiekontakt

  • Namn: Qinjian Sun Qinjian
  • Telefonnummer: +86 15168885366
  • E-post: sqj1210@163.com

Studieorter

    • Shandong
      • Jinan, Shandong, Kina, 250021
        • Rekrytering
        • Shandong Provincial Hospital Affiliated to Shandong First Medical University
        • Kontakt:
          • Qinjian Sun Qinjian, Professor
          • Telefonnummer: +86 15168885366
          • E-post: sqj1210@163.com

Deltagandekriterier

Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.

Urvalskriterier

Åldrar som är berättigade till studier

35 år till 80 år (Vuxen, Äldre vuxen)

Tar emot friska volontärer

Nej

Kön som är behöriga för studier

Allt

Beskrivning

Inclusion Criteria:

  1. Acute anterior circulation ischemic stroke within 48 hours of onset;
  2. Age 35-80 years;
  3. NIHSS score 4-24;
  4. Pre-stroke mRS score ≤1;
  5. Signed informed consent.

Exclusion Criteria:

  1. Lacunar infarction or multiple punctate infarcts;
  2. Intracranial hemorrhage;
  3. Moyamoya disease, vasculitis, or other immune-related infarcts;
  4. Combined tumor, intracranial infection, epilepsy, or severe systemic disease;
  5. History of non-lacunar ischemic stroke within 6 months;
  6. Severe liver or kidney dysfunction;
  7. MRI contraindications;
  8. Participating in other clinical trials.

Studieplan

Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.

Hur är studien utformad?

Designdetaljer

  • Primärt syfte: Behandling
  • Tilldelning: Randomiserad
  • Interventionsmodell: Parallellt uppdrag
  • Maskning: Ingen (Open Label)

Vapen och interventioner

Deltagargrupp / Arm
Intervention / Behandling
Aktiv komparator: Control Group

Participants receive edaravone 30mg BID intravenous drip for 9±2 days, plus standard stroke treatment.

Edaravone 30 mg administered by intravenous drip twice daily (BID) for 9±2 days, in addition to standard guideline-based treatment for acute ischemic stroke.

Andra namn:
  • Edaravon Injektion
Experimentell: Intervention Group

Participants receive edaravone dexborneol 30mg/7.5mg BID intravenous drip for 9±2 days, plus standard stroke treatment.

Edaravone dexborneol (30 mg/7.5 mg) administered by intravenous drip twice daily (BID) for 9±2 days, in addition to standard guideline-based treatment for acute ischemic stroke.

Andra namn:
  • Edaravone and Dexborneol

Vad mäter studien?

Primära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Change in Ktrans (blood-brain barrier permeability) measured by DCE-MRI
Tidsram: From baseline (24-48 hours after stroke onset) to day 9±2 after treatment

Change in the volume transfer constant (Ktrans) in the infarct region, quantifying the degree of blood-brain barrier repair from baseline (within 24-48 hours after onset) to day 9±2 after treatment, assessed by dynamic contrast-enhanced MRI (DCE-MRI).

From baseline (24-48 hours after stroke onset) to day 9±2 after treatment

Sekundära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Change in serum Occludin level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Occludin level measured by Simoa technology. Unit: pg/mL.

Baseline to day 9±2 post-treatment
Change in serum Fibronectin level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Fibronectin level measured by Simoa technology. Unit: ng/mL.

Baseline to day 9±2 post-treatment
Change in serum MMP-9 level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Matrix Metalloproteinase-9 (MMP-9) level measured by Simoa technology. Unit: ng/mL.

Baseline to day 9±2 post-treatment
Change in serum UCHL1 level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Ubiquitin C-terminal Hydrolase L1 (UCHL1) level measured by Simoa technology. Unit: pg/mL.

Baseline to day 9±2 post-treatment
Change in serum NOS level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Nitric Oxide Synthase (NOS) level measured by Simoa technology. Unit: assay-specific unit.

Baseline to day 9±2 post-treatment
Change in serum NSE level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Neuron-Specific Enolase (NSE) level measured by Simoa technology. Unit: ng/mL.

Baseline to day 9±2 post-treatment
Change in serum GFAP level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Glial Fibrillary Acidic Protein (GFAP) level measured by Simoa technology. Unit: pg/mL.

Baseline to day 9±2 post-treatment
Change in serum EAA level
Tidsram: Baseline to day 9±2 post-treatment

Change in serum Excitatory Amino Acids (EAA) level measured by Simoa technology. Unit: µmol/L or assay-defined unit.

Baseline to day 9±2 post-treatment
NIHSS score at day 9±2
Tidsram: Day 9±2 after treatment

National Institutes of Health Stroke Scale (NIHSS) score. Higher scores indicate worse neurological deficit (Range: 0-42).

Day 9±2 after treatment
mRS score at day 9±2
Tidsram: Day 9±2 after treatment

modified Rankin Scale (mRS) score. Higher scores indicate worse functional outcome (Range: 0-6).

Day 9±2 after treatment
MMSE score at day 9±2
Tidsram: Day 9±2 after treatment

Mini-Mental State Examination (MMSE) score. Higher scores indicate better cognitive function (Range: 0-30).

Day 9±2 after treatment
MoCA score at day 9±2
Tidsram: Day 9±2 after treatment

Montreal Cognitive Assessment (MoCA) score. Higher scores indicate better cognitive function (Range: 0-30).

Day 9±2 after treatment
NIHSS score at day 90±7
Tidsram: Day 90±7 after treatment

National Institutes of Health Stroke Scale (NIHSS) score. Higher scores indicate worse neurological deficit (Range: 0-42).

Day 90±7 after treatment
mRS score at day 90±7
Tidsram: Day 90±7 after treatment

modified Rankin Scale (mRS) score. Higher scores indicate worse functional outcome (Range: 0-6).

Day 90±7 after treatment
MMSE score at day 90±7
Tidsram: Day 90±7 after treatment

Mini-Mental State Examination (MMSE) score. Higher scores indicate better cognitive function (Range: 0-30).

Day 90±7 after treatment
MoCA score at day 90±7
Tidsram: Day 90±7 after treatment

Montreal Cognitive Assessment (MoCA) score. Higher scores indicate better cognitive function (Range: 0-30).

Day 90±7 after treatment
Hemorrhagic transformation
Tidsram: From randomization to 90 days

Incidence of new cerebrovascular events during the study period.

From randomization to 90 days
New cerebrovascular events during the study
Tidsram: From randomization to day 90±7

Incidence of new cerebrovascular events (including new ischemic stroke, transient ischemic attack, or other cerebrovascular events) in enrolled patients during the study period.

From randomization to day 90±7
Death during the study
Tidsram: From randomization to day 90±7

All-cause mortality in enrolled patients during the study period.

From randomization to day 90±7
Other adverse events during the study
Tidsram: From randomization to day 90±7

Incidence of other adverse events (AEs) in enrolled patients during the study period, excluding serious adverse events, hemorrhagic transformation, new cerebrovascular events, and death. Adverse events will be coded using MedDRA and summarized by system organ class and preferred term.

From randomization to day 90±7

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Studieavstämningsdatum

Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.

Studera stora datum

Studiestart (Faktisk)

1 oktober 2021

Primärt slutförande (Beräknad)

1 december 2026

Avslutad studie (Beräknad)

1 december 2026

Studieregistreringsdatum

Först inskickad

14 juni 2026

Först inskickad som uppfyllde QC-kriterierna

10 november 2026

Första postat (Faktisk)

12 november 2026

Uppdateringar av studier

Senaste uppdatering publicerad (Faktisk)

12 november 2026

Senaste inskickade uppdateringen som uppfyllde QC-kriterierna

10 november 2026

Senast verifierad

1 juni 2026

Mer information

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