Ended Therapeutic exploratory (Phase II) Ischemic stroke with Large Core

Glenzocimab in Anterior stroke with Large Ischemic Core eligible for Endovascular therapy

EU CTIS ID: 2023-509615-92-00

What this study is testing

To assess, in AIS patients with baseline large ischemic core eligible for EVT, the efficacy of intravenous infusion of glenzocimab versus placebo on the proportion of good functional outcome at 3 months.

  • Therapeutic exploratory (Phase II)

A plain-language read of the study's public EU CTIS listing. The study team confirms the details.

Who can take part

You may be able to join if

  • Age >18 years old
  • Acute ischemic stroke due to an isolated proximal anterior large vessel occlusion (M1 and M2 segment of the middle cerebral artery, terminal internal carotid artery (TICA)
  • Indication of EVT within the time window of 0 to 24 hours in participants treated with or without intravenous thrombolysis
  • Presenting with a baseline infarct core volume assessed on the MRI (DWI sequence) or CT scan with an ASPECTS<6
  • All women in age of procreating must have a negative serum/urine pregnancy test at baseline
  • Affiliation to social security or any health insurance

You likely can't join if

  • Possible tandem occlusion on the baseline imaging requiring an eventual stenting
  • Adults subject to a legal protection measure (L1121-8)
  • Persons deprived of their liberty by a judicial or administrative decision, persons subject to psychiatric care under sections L3212-1 and L3123-1 and persons admitted to a health or social institution for purposes other than research (L1121-6).
  • Participation in another interventional clinical investigational drug or medical device trial within 30 days prior to the inclusion
  • Patients receiving anticoagulants within the last 24 hours and: For heparin, an elevated aPTT -greater than upper limit of normal for laboratory; For vitamin K antagonists (ex: warfarin), an INR >1.7; For direct thrombin inhibitors or direct factor Xa inhibitors, a plasmatic dosage of the drug greater than upper limit of normal for laboratory
  • Significant pre-stroke disability (mRS>2)
See the full eligibility criteria
Who can join
  • Age >18 years old
  • Acute ischemic stroke due to an isolated proximal anterior large vessel occlusion (M1 and M2 segment of the middle cerebral artery, terminal internal carotid artery (TICA)
  • Indication of EVT within the time window of 0 to 24 hours in participants treated with or without intravenous thrombolysis
  • Presenting with a baseline infarct core volume assessed on the MRI (DWI sequence) or CT scan with an ASPECTS<6
  • All women in age of procreating must have a negative serum/urine pregnancy test at baseline
  • Affiliation to social security or any health insurance
  • Informed consent signed : By the patient; Or informed consent signed by a family member/ trustworthy person if his condition does not allow him to express his consent by written (L1111-6); In a situation urgently and in absence of family members/trustworthy person, the patient can be enrolled. The consent to participate to the research will be requested as soon as the condition of the patient will allow him to consent.
What rules you out
  • Possible tandem occlusion on the baseline imaging requiring an eventual stenting
  • Adults subject to a legal protection measure (L1121-8)
  • Persons deprived of their liberty by a judicial or administrative decision, persons subject to psychiatric care under sections L3212-1 and L3123-1 and persons admitted to a health or social institution for purposes other than research (L1121-6).
  • Participation in another interventional clinical investigational drug or medical device trial within 30 days prior to the inclusion
  • Patients receiving anticoagulants within the last 24 hours and: For heparin, an elevated aPTT -greater than upper limit of normal for laboratory; For vitamin K antagonists (ex: warfarin), an INR >1.7; For direct thrombin inhibitors or direct factor Xa inhibitors, a plasmatic dosage of the drug greater than upper limit of normal for laboratory
  • Significant pre-stroke disability (mRS>2)
  • Patients under or needing immediate dual anti-platelet therapy (DAPT) within the first 24 hours after the cessation of glenzocimab or placebo infusion
  • Patients known to have already received other humanized fragment of monoclonal antibody (risk of anaphylaxis)
  • Patients known to be under ongoing anti-cancer treatment (radiotherapy, chemotherapy, immunotherapy)
  • Patients known to be under ongoing immunosuppressive therapy
  • Significant mass effect with midline shift as confirmed on CT/MRI
  • Gastrointestinal or urinary tract haemorrhage in previous 21 days
  • Patient with intracranial haemorrhage
  • Platelet count <100 000 mm3
  • Known hypersensitivity to glenzocimab or to any of the excipients
  • Known hypersensitivity to the gadolinium used for the brain MRI perfusion, or one of its excipients
  • Known Severe renal insufficiency (Grades 4-5) with a glomerular filtration rate < 30mL/Min/1.73m2
  • Pregnant or breastfeeding woman

The study team makes the final eligibility decision.

Questions & answers

Do participants get paid in this trial?

This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.

Is it free to join, and do I need insurance?

Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.

How long does this study last?

The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.

Who can join this trial?

This study is enrolling all sexes, 65+ years, 18-64 years. The study team makes the final eligibility decision.

Explore other conditions

BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from EU CTIS; the study team decides eligibility.