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Acute Ischemic Stroke From Large Vessel OcclusionPhase 4SUPERNCT06858436

SGLT2 Inhibitor Utilization Re-perfusion Therapy

A Phase 4 study testing Canagliflozin 100mg in people with Acute Ischemic Stroke From Large Vessel Occlusion, run by Taichung Veterans General Hospital.

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

Background: Reperfusion therapies, including intravenous rt-PA and mechanical thrombectomy, significantly improve outcomes in acute ischemic stroke. However, these interventions also increase the risk of hemorrhagic transformation and malignant edema. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Canagliflozin 100mg
Could I receive a placebo?
No, everyone receives an active treatment
How many people
150 participants
Where
No sites listed yet
Study dates
13 Apr 2026to 31 Oct 2027
Phase
Phase 4
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients must have been diagnosed with acute ischemic stroke and large vessel occlusion by a neurologist, with confirmation supported by CT perfusion scans.
  • Patients must be scheduled to undergo mechanical thrombectomy.

Who cannot join

  • Patients with have stage 4 or 5 chronic kidney disease (estimated glomerular filtration rate (eGFR) below 30 mL/min/1.73 m² on dialysis)
  • Patients with currently taking an SGLT2i or within 3 months prior to enrollment
  • Patients with a known hypersensitivity or allergic reaction to Canagliflozin
  • Patients with type 1 diabetes mellitus
  • Patients with pregnancy or lactation

Trial locations and contacts

No sites are listed yet. Contact the study team or a site near you to ask about taking part.

About this study

Official title: The Role of SGLT2 Inhibitors in Stroke-reperfusion Injury:A Multi-Center, Randomized, Open-Label, Controlled Trial

Background:

Reperfusion therapies, including intravenous rt-PA and mechanical thrombectomy, significantly improve outcomes in acute ischemic stroke. However, these interventions also increase the risk of hemorrhagic transformation and malignant edema. Preclinical studies have demonstrated that Canagliflozin, an SGLT2 inhibitor, reduces astrocyte swelling and brain edema in a transient middle cerebral artery occlusion (tMCAo) model. While SGLT2 inhibitors have shown neuroprotective effects in the acute phase of ischemic stroke, their potential to mitigate hemorrhagic transformation and malignant edema following reperfusion therapy in humans remains unexamined.

Read more

Aims:

This study aims to evaluate the effect of SGLT2 inhibitors on hemorrhagic transformation and malignant edema in patients undergoing reperfusion therapy for acute ischemic stroke.

Methods:

This is a multi-center, randomized, open-label, controlled study enrolling ischemic stroke patients aged 18 years or older who meet predefined inclusion and exclusion criteria. Participants will be randomized to receive Canagliflozin 100 mg once daily for 14 days or no additional treatment before undergoing mechanical thrombectomy. Clinical data collection will include baseline demographics, medical and medication history, NIHSS scores at admission and 24 hours post-reperfusion, stroke subtype, modified Thrombolysis in Cerebral Infarction (TICI) scores, laboratory results, and modified Rankin Scale (mRS) scores at discharge and 3 months post-stroke.

The primary outcome is to assess the association between Canagliflozin use and the severity of hemorrhagic transformation and malignant edema. Hemorrhagic transformation will be classified using the Heidelberg criteria, and malignant edema will be defined as a midline shift of ≥5 mm. Brain imaging, including CT scans at 24 hours post-intervention and additional scans as clinically indicated, will be reviewed by blinded radiologists. Brain MRA will also be performed to assess infarct size and edema progression.

Importance:

This study aims to explore the potential for repurposing SGLT2 inhibitors as a therapeutic strategy in acute ischemic stroke. If Canagliflozin is shown to reduce hemorrhagic transformation and malignant edema, it could offer a novel adjunctive treatment to improve patient outcomes following reperfusion therapy.

Read the detailed description

Clinical Study Protocol The Role of SGLT2 Inhibitors in Stroke-Reperfusion Injury: A Multi-Center, Randomized, Open-Label, Controlled Trial Version 6.0 | Date: 2024-12-10

  1. Study Overview 1.1 Study Objectives Evaluate the efficacy of Canagliflozin 100 mg daily versus no treatment in reducing hemorrhagic transformation and malignant edema following reperfusion therapy in acute ischemic stroke.

1.2 Study Design

  • Type: Multi-center, randomized, open-label, controlled trial
  • Blinding: Open-label
  • Randomization: Yes
  • Design: Parallel-group
  • Treatment Duration: 14 days
  • Study Period: 3 years (2025-2027)
  • Study Sites: Two medical centers in Taiwan
  • Dose Adjustment: No 1.3 Endpoints

Primary Efficacy Endpoints:

  1. Occurrence of malignant edema
  2. mRS at 3 months post-stroke
  3. Mortality at 3 months

Secondary Efficacy Endpoints:

  1. Hemorrhagic transformation
  2. Parenchymal hematoma type 2
  3. NIHSS at 24 hours
  4. mRS at discharge
  5. EQ-5D at 3 months
  6. Infarct size on MRI
  7. MMP-9 upregulation after EVT

Primary Safety Endpoint:

  • Incidence of adverse events (AEs)
  1. Study Population 2.1 Inclusion Criteria
  • Age ≥18 years
  • Acute ischemic stroke with large vessel occlusion, confirmed by CT perfusion
  • Scheduled for mechanical thrombectomy 2.2 Exclusion Criteria
  • CKD stage 4/5 (eGFR <30 mL/min/1.73m² or dialysis)
  • Current or recent (≤3 months) SGLT2i use
  • Hypersensitivity to Canagliflozin
  • Type 1 diabetes
  • Pregnancy or lactation 2.3 Withdrawal Criteria
  • Voluntary withdrawal at any time
  • Investigator-initiated withdrawal due to safety concerns or non-compliance
  1. Study Procedures
  • Enrollment: ~105 patients/year (total 315 participants)
  • Randomization: Canagliflozin 100 mg QD vs. control (no treatment) before thrombectomy
  • Assessments:
  • Pre- \& Post-EVT: Arterial blood sampling
  • 24h Post-EVT: Brain dual-energy CT, NIHSS
  • Day 3-Discharge: Brain MRA
  • At Discharge: mRS assessment
  • 3 Months Post-Stroke: mRS, EQ-5D 3.1 Imaging \& Biomarker Analysis
  • Malignant Edema: Midline shift ≥5 mm or symptomatic swelling requiring decompressive craniectomy
  • Hemorrhagic Transformation: Classified by Heidelberg criteria, assessed via CT at 24 hours
  • Infarct Volume: Measured via MRI using the ABC/2 method
  • MMP-9 Analysis: Blood collected pre-/post-EVT, analyzed via ELISA
  1. Safety \& Adverse Event Reporting
  • Physicians will oversee patient safety and medication management.
  • Participants will have direct access to study personnel for AE reporting.
  • AEs will be reported to the IRB per regulatory guidelines. 4.1 Adverse Events (AE) and Management
  1. Hypoglycemia (~4%)
  • Symptoms: Sweating, confusion, dizziness
  • Management: Monitor blood glucose levels and adjust diabetes medications as needed
  1. Genital Infections (10-11% in women, 4% in men) o Symptoms: Itching, pain, discharge
  • Management: Maintain proper hygiene and use antifungal treatments if necessary
  1. Urinary Tract Infections (UTIs) (~5%)
  • Symptoms: Painful urination, urgency, fever
  • Management: Increase fluid intake and use antibiotics if symptoms persist
  1. Dehydration (1-2%)
  • Symptoms: Thirst, dark-colored urine, dizziness
  • Management: Stay hydrated and avoid excessive intake of diuretics such as caffeine and alcohol
  1. Hypotension (1-2%) o Symptoms: Dizziness, fainting, fatigue o Management: Monitor blood pressure, stay hydrated, and avoid sudden posture changes
  2. Criteria for Trial Termination

The trial may be stopped if:

  • Safety concerns: Unexpected SAEs or high AE incidence outweighs benefits
  • Regulatory issues: Recommendations from IRB/DSMB
  • Operational issues: Insufficient enrollment or funding
  • Interim analysis: Evidence of harm or lack of benefit
  1. Statistical Considerations 6.1 Sample Size
  • Total required: 314 participants (157 per group)
  • Power: 80%
  • Alpha: 0.1 (one-sided) 6.2 Statistical Analysis
  • Categorical Data: Fisher's exact test or χ² test
  • Continuous Data: Mann-Whitney U-test, independent t-test
  • Kaplan-Meier plots: Cumulative risk analysis
  • Cox Proportional-Hazards Model: Malignant edema \& hemorrhagic transformation incidence
  • Repeated Measures ANOVA: NIHSS score changes
  • Significance:
  • p < 0.1 (*); p < 0.05 (**) 6.3 Population for Analysis
  • Intent-to-treat (ITT) for efficacy \& safety assessments 6.4 Data Handling
  • Poor-quality/missing data will be excluded.
  • Protocol deviations will be documented and justified.
  1. Ethical \& Regulatory Considerations 7.1 Ethical Approval \& Patient Rights
  • IRB Approval: Required before initiation
  • Informed Consent: Participants will receive detailed study information and can withdraw at any time
  • Data Security: Encrypted storage at two hospitals, access restricted to investigators 7.2 Data Access
  • IRB permitted access for monitoring, audits, and inspections
  1. Funding \& Insurance
  • Funding: Provided by Veterans General Hospital
  • Insurance: Coverage provided for participants due to study interventions
  1. References Key literature supporting Canagliflozin's neuroprotective potential in ischemic stroke and reperfusion injury.
Being tested
Canagliflozin 100mg
Keywords
reperfusion therapy, SGLT2 inhibitor, malignant edema and transformation hemorrhage
Medical subject headings
Anthrax

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Canagliflozin 100mgDrug

    Also called Canagliflozin

    receiving Canagliflozin 100mg QD

Study groups in NCT06858436
Study groupRoleWhat they receive
study groupExperimentalPatients who are enrolled will be randomly assigned to either the study group. Receiving Canagliflozin 100mg QD before undergoing mechanical thrombectomy. The prescribed duration of Canagliflozin 100mg QD will be 14 days.
Receives: Drug: Canagliflozin 100mg
control groupNo interventionPatients who are enrolled will be randomly assigned to either the control group. Not receiving Canagliflozin before undergoing mechanical thrombectomy.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Occurrence of malignant edema

    Diagnosed if midline shift ≥5 mm on brain imaging or symptomatic brain swelling requiring decompressive craniectomy, leading to in-hospital death, or coma at discharge.

    Measured: On the 3rd to 5th day for MRI after EVT

  2. mRS at 3rd month after stroke onset

    Assesses health-related quality of life using modified Rankin Scale (mRS) to assess disability level post-stroke for understanding the recovery situation of the patient.

    Measured: 3 months after stroke onset

  3. Mortality rate at 3rd month after stroke onset

    To understand if the patient is surviving or not after stroke onset.

    Measured: After stroke onset in 3 months.

Secondary outcomes (7)
  1. Occurrence of hemorrhagic transformation

    Classified using the Heidelberg criteria to categorize hemorrhagic changes post-EVT.

    Measured: During hospitalization for 14 days

  2. Occurrence f parenchymal hematoma type2

    Identified based on brain imaging and classified using the Heidelberg criteria, indicating severe hemorrhagic transformation.

    Measured: During hospitalization for 14 days

  3. NIHSS 24 hours later

    Neurological status assessed using National Institutes of Health Stroke Scale (NIHSS) to measure stroke severity and potential deterioration by neurologist.

    Measured: 24 hours after EVT

  4. mRS at discharge

    Functional outcome evaluated using modified Rankin Scale (mRS) to assess disability level post-stroke.

    Measured: Day 14 at hospital discharge

  5. EQ-5D at 3rd month after stroke onset

    EQ-5D will be assessed three months after the onset of stroke through either face-to-face interviews or virtual platforms. Assesses health-related quality of life for understanding the recovery situation of the patient.

    Measured: 3 months after stroke onset

  6. infarct size on brain MRI

    Measured using diffusion-weighted imaging (DWI), defined as a hyperintense area on b = 1000 mm/s² images.

    Calculation Method: ABC/2 method for infarct volume quantification.

    Measured: Day 1 after EVT

  7. upregulation of arterial biomarkers (MMP-9) after EVT

    Arterial blood will be collected from the puncture site, in a BD Vacutainer® EDTA tube, before and after EVT and centrifuged at 1,500 × g for 15 min at 4°C. The supernatant was collected as blood plasma. The level of MMP-9 in the plasma was measured following the manufacturer's protocol for the human MMP-9 Quantikine ELISA kit.

    Measured: Day 1 before EVT is executed and after EVT finished

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted5 Mar 2025
  2. Study start13 Apr 2026 (estimated)
  3. Primary completion31 Oct 2027 (estimated)
  4. Study completion31 Oct 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
150 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06858436
Sponsor's protocol ID
TCVGH-1134501F
Acronym
SUPER
Status last verified
Mar 2026
First submitted
7 Feb 2025
Last updated
3 Apr 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Canagliflozin 100mg in people with Acute Ischemic Stroke From Large Vessel Occlusion, run by Taichung Veterans General Hospital.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: opening soon, as of the sponsor's last update on 3 Apr 2026. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Po-Lin Chen (+886 23592525 ext. 3022, boring@mail2000.com.tw), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Occurrence of malignant edema (time frame: On the 3rd to 5th day for MRI after EVT). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 3 Apr 2026.

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