Clinical trial • Phase II • Neurology

EXENATIDE for Acute ischemic stroke

Phase II trial of EXENATIDE for Acute ischemic stroke.

Overview

Trial Therapeutic Area
Neurology
Trial Disease
Acute ischemic stroke
Trial Stage
Phase II
Drug Modality
Peptide/protein/enzyme | Small molecule

Key dates

Initial CTIS Submission Date
08-10-2025
First CTIS Authorization Date
12-02-2026

Trial design

Randomised, open-label, best medical therapy (bmt). investigational arms compare the combination of amodiaquine and potassium canrenoate with either exenatide or glibenclamide versus bmt. product-level dosing metadata available in ctis: exenatide max daily dose 7 µg (route: subcutaneous); potassium canrenoate max daily dose 50 mg (iv and oral formulations); amodiaquine max daily dose 20 mg (iv) / in combination formulation amodiaquine+glibenclamide max daily dose 20.02 mg (oral suspension). specific arm schedules not detailed in the ctis record.-controlled Phase II trial in Greece.

Randomised
Yes
Open Label
Yes
Comparator
Best Medical Therapy (BMT). Investigational arms compare the combination of Amodiaquine and Potassium canrenoate with either Exenatide or Glibenclamide versus BMT. Product-level dosing metadata available in CTIS: Exenatide max daily dose 7 µg (route: subcutaneous); Potassium canrenoate max daily dose 50 mg (IV and oral formulations); Amodiaquine max daily dose 20 mg (IV) / in combination formulation Amodiaquine+Glibenclamide max daily dose 20.02 mg (oral suspension). Specific arm schedules not detailed in the CTIS record.
Target Sample Size
150
Trial Duration For Participant
90

Eligibility

Recruits 150 Vulnerable population selected. Provision of signed informed consent by the patient or caregiver/legal representative is required ("Provision of signed informed consent by the patient or caregiver/legal representative, which includes compliance with the requirements and restrictions listed in the informed consent form (ICF) and in the protocol"). Inability or unwillingness of patient or caregiver/legal guardian/representative to give written informed consent leads to exclusion..

Pregnancy Exclusion
Pregnancy or lactation, at screening. Patient who plans to become pregnant within 6 months, or women in childbearing age with negative pregnancy test but who refuses to accept contraception.
Vulnerable Population
Vulnerable population selected. Provision of signed informed consent by the patient or caregiver/legal representative is required ("Provision of signed informed consent by the patient or caregiver/legal representative, which includes compliance with the requirements and restrictions listed in the informed consent form (ICF) and in the protocol"). Inability or unwillingness of patient or caregiver/legal guardian/representative to give written informed consent leads to exclusion.

Inclusion criteria

  • {"criterion_text":"- Aged 18 to 80 years, inclusive, at the time of signing the informed consent."}
  • {"criterion_text":"- Patient with either no history of depression or treated for depression with a stable combination of antidepressants for at least 8weeks before inclusion in the study."}
  • {"criterion_text":"- Patient with no known history of dementia."}
  • {"criterion_text":"- Provision of signed informed consent by the patient or caregiver/legal representative, which includes compliance with the requirements and restrictions listed in the informed consent form (ICF) and in the protocol."}
  • {"criterion_text":"- Expectation that the patient will receive standard physical, occupational, and speech rehabilitation therapies as indicated for post-stroke deficits."}
  • {"criterion_text":"- Patient or caregivers understand study procedures and are willing to comply with them for the entire length of the study."}
  • {"criterion_text":"- Confirmed diagnosis of AIS, according to the World Health Organization (WHO) definition, as diagnosed with CT."}
  • {"criterion_text":"- Radiology-confirmed supratentorial IS; nonlacunar, >15 mm diameter in one direction as depicted in the CT scan."}
  • {"criterion_text":"- NIHSS score at screening ≥5 and ≤20 points."}
  • {"criterion_text":"- A maximum of 36 h may elapse from symptoms’ onset to treatment initiation."}
  • {"criterion_text":"- Pre-stroke (36 hours prior to stroke onset) independent functional status in activities of daily living (ie, patients must have been living without requiring nursing care) based on information provided by the patient or his/her caregivers."}
  • {"criterion_text":"- Patient not a candidate for thrombolysis with tPA."}
  • {"criterion_text":"- Patient not a candidate for thrombectomy."}
  • {"criterion_text":"- A diabetic patient must have been on a stable antidiabetic regimen at least 8 weeks before inclusion in the study."}

Exclusion criteria

  • {"criterion_text":"- Allergy/sensitivity to study drugs or their ingredients."}
  • {"criterion_text":"- Patient presenting with uncontrolled hypertension, blood glucose level >4 mmol/L, cancer, renal failure (defined as creatinine clearance <90 ml/min), evidence of acute myocardial infarction, acute pancreatitis, or other significant medical condition according to Investigator’s opinion."}
  • {"criterion_text":"- Mental illness or psychiatric disease making the patient incapable of following/participating in this study, as assessed by the Investigator."}
  • {"criterion_text":"- a. Alanine transaminase (ALT) [or aspartate transaminase (AST)] >2.0 x upper limit of normal (ULN) b. Total bilirubin >1.5xULN (Participants with Gilbert’s syndrome can be included with total bilirubin >1.5 x ULN as long as direct bilirubin is ≤1.5 x ULN) c. Current or chronic history of liver disease."}
  • {"criterion_text":"- Concurrent treatment with any of the investigational drugs in this study."}
  • {"criterion_text":"- Participation in other clinical trials within 30 days before randomization, or currently involved in other clinical trials."}
  • {"criterion_text":"- Signs of intracranial hemorrhage or suspected subarachnoid hemorrhage, as assessed based on CT imaging examination."}
  • {"criterion_text":"- Presence of glucose-6-phosphate dehydrogenase (G6PD) deficiency (previously known or as confirmed at the clinical site)."}
  • {"criterion_text":"- Treatment with medications/agents which are contraindicated based on the SmPCs of the combination IMPs for usage in combination with the study interventions."}
  • {"criterion_text":"- Current drug or alcohol use or dependence that, in the opinion of the site Investigator, would interfere with adherence to study requirements."}
  • {"criterion_text":"- Inability or unwillingness of patient or caregiver/legal guardian/representative to give written informed consent."}
  • {"criterion_text":"- Pregnancy or lactation, at screening."}
  • {"criterion_text":"- Patient who plans to become pregnant within 6 months, or women in childbearing age with negative pregnancy test but who refuses to accept contraception."}
  • {"criterion_text":"- Patient unlikely to be available for a 90-day follow-up (eg, life expectancy <3 months)."}
  • {"criterion_text":"- Patients with contraindications with the combination of the drugs being studied."}
  • {"criterion_text":"- Clinical presentation of a lacunar stroke according to site investigators."}
  • {"criterion_text":"- Patient suffering from intracranial tumors, severe trauma, encephalitis, subarachnoid hemorrhage, or other brain organic diseases."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Percentage of patients with hemorrhagic transformation as depicted in a CT or MRI.","definition_or_measurement_approach":"Hemorrhagic transformation assessed/documented by CT or MRI imaging."}

Secondary endpoints

  • {"endpoint_text":"- Degree of disability based on the mRS score","definition_or_measurement_approach":"Measured using the modified Rankin Scale (mRS) score."}
  • {"endpoint_text":"- •\tInfarct volume defined as MRI lesion volume on Day 5 •\tInfarct volume defined as MRI lesion volume on Day 90 •\tChange in DWI lesion volume from Day 5 to Day 90, based on MRI •\tChange in PWI lesion volume from Day 5 to Day 90, based on MRI","definition_or_measurement_approach":"MRI lesion volumes measured on Day 5 and Day 90; changes in DWI and PWI lesion volumes between Day 5 and Day 90."}
  • {"endpoint_text":"- Change in recanalization of the occluded vessel based on MR angiography (MRA).","definition_or_measurement_approach":"Recanalization assessed by MR angiography (MRA) comparing baseline and follow-up imaging."}
  • {"endpoint_text":"- Percentage of patients with clinically meaningful improvement in NIHSS score (improvement >4 points).","definition_or_measurement_approach":"Improvement determined by change in NIHSS score; clinically meaningful improvement defined as >4 points."}
  • {"endpoint_text":"- • Percentage of patients treated with investigational combination therapy on top of BMT and those treated with BMT only, experiencing all-cause on-treatment AEs, analyzed for: o patients that complete the study period, and o\tpatients who discontinue from the study period due to an AE. •\tPercentage of patients with abnormal clinically significant laboratory test results.","definition_or_measurement_approach":"Adverse events recorded during treatment; analysis by completion status and discontinuation due to AE; clinically significant lab abnormalities summarized as percentages."}
  • {"endpoint_text":"- All-cause mortality.","definition_or_measurement_approach":"All-cause deaths during study observation period (reported as counts/percentages)."}
  • {"endpoint_text":"- •\tPercentage of patients who developed depression, defined as score >10 on the HAM-D17 •\tPercentage of patients who developed mild to moderate depression (HAM-D17 score: 14-17), or moderate to severe depression (HAM-D17 score: >17).","definition_or_measurement_approach":"Depression assessed by HAM-D17 scale; thresholds as stated (>10, 14-17, >17)."}
  • {"endpoint_text":"- Percentage of change in blood biomarkers.","definition_or_measurement_approach":"Percent change in specified blood biomarkers from baseline to follow-up timepoints."}
  • {"endpoint_text":"- • Observed plasma concentration • Minimum observed plasma concentration at steady state conditions","definition_or_measurement_approach":"Pharmacokinetic plasma concentrations measured; includes observed concentrations and minimum observed at steady state."}
  • {"endpoint_text":"- Correlation of plasma concentrations of the investigational combination treatments with: • The percentage of patients experiencing overall AEs and specific AEs •\tDegree of disability based on the mRS score •\tThe percentage of patients who developed depression •\tThe percentage of patients with clinically meaningful improvement in NIHSS score •\tMRI response parameters •\tBiomarker levels •\tTreatment compliance","definition_or_measurement_approach":"Statistical correlation analyses between plasma concentrations and listed clinical, imaging, biomarker, safety, and compliance outcomes."}

Recruitment

Planned Sample Size
150
Recruitment Window Months
19
Consent Approach
Signed informed consent required from the patient or caregiver/legal representative ("Provision of signed informed consent by the patient or caregiver/legal representative, which includes compliance with the requirements and restrictions listed in the informed consent form (ICF) and in the protocol"). Subject information and ICF documents are listed (L1_SIS and ICF Main, L1_SIS and ICF Pregnancy Follow up). Study documents are available in English and Greek (protocol and translations present). No separate assent process or pediatric consent documents (adult population only).

Geography

Total Number Of Sites
9
Total Number Of Participants
150

Greece

Earliest CTIS Part Ii Submission Date
29-10-2025
Latest Decision Or Authorization Date
12-02-2026
Processing Time Days
106
Number Of Sites
9
Number Of Participants
150

Sites

Site Name
University General Hospital Attikon General Hospital Of West Attica H Agia Varvara
Department Name
2nd University Department of Neurology
Contact Person Name
Georgios Tsivgoulis
Contact Person Email
tsivgoulisgiorg@yahoo.gr
Site Name
University General Hospital Of Thessaloniki Ahepa
Department Name
2nd Department of Neurology
Contact Person Name
Theodoros Karapanayiotides
Contact Person Email
tkarapanayiotides@auth.gr
Site Name
University General Hospital Of Ioannina
Department Name
Neurology Clinic
Contact Person Name
Spyridon Konitsiotis
Contact Person Email
skonitso@uoi.gr
Site Name
University General Hospital Of Alexandroupoli
Department Name
Department of Neurology
Contact Person Name
Konstantinos Vadikolias
Contact Person Email
kvadikol@med.duth.gr
Site Name
Metropolitan Hospital
Department Name
Department of Neurology
Contact Person Name
Athina Andrikopoulou
Contact Person Email
andriathi@yahoo.gr
Site Name
General University Hospital Of Patras
Department Name
Department of Neurology
Contact Person Name
John Ellul
Contact Person Email
ellul@upatras.gr
Site Name
Athens Naval Hospital
Department Name
Neurology Department
Contact Person Name
Michail Ioakeimidis
Site Name
General University Hospital Of Larissa
Department Name
Department of Neurology
Contact Person Name
Efthimios Dardiotis
Contact Person Email
edar@med.uth.gr
Site Name
Affidea Kifissia
Contact Person Email
kifisia@affidea.com

Sponsor

Primary sponsor

Full Name
Genesis Pharma S.A.
Organisation Type
Pharmaceutical company
Country Of Registered Address
Greece

Contract research organisations

Name
Optimapharm Greece Consulting Research Single Member S.A.
Responsibilities
sponsorDuties codes: 1,10,11,12,2,5,6,7,8 (as listed in CTIS thirdParty entry)

Third parties

  • {"country":"Greece","full_name":"Affidea Kifissia","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Hospital/Clinic/Other health care facility"}
  • {"country":"Greece","full_name":"University Of Patras","duties_or_roles":"Pharmacodynamics (sponsorDuties code: 15)","organisation_type":"Educational Institution"}
  • {"country":"Greece","full_name":"QACS Ltd.","duties_or_roles":"Drugs quality control testing (microbiological) (sponsorDuties code: 15)","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"Greece","full_name":"Labomed Pharmaceutical Company S.A.","duties_or_roles":"sponsorDuties code: 14","organisation_type":"Pharmaceutical company"}
  • {"country":"Greece","full_name":"Optimapharm Greece Consulting Research Single Member S.A.","duties_or_roles":"Multiple sponsorDuties codes: 1, 10, 11, 12, 2, 5, 6, 7, 8 (operational/clinical support roles as listed in CTIS)","organisation_type":"Pharmaceutical company"}
  • {"country":"Greece","full_name":"Anfarm Hellas S.A.","duties_or_roles":"sponsorDuties code: 14","organisation_type":"Pharmaceutical company"}
  • {"country":"Greece","full_name":"Tzartos Neurodiagnosticsiki","duties_or_roles":"sponsorDuties code: 4","organisation_type":"Laboratory/Research/Testing facility"}

Investigational products

Investigational Product Name
Exenatide 3.5μg/mL solution for subcutaneous injection
Active Substance
EXENATIDE
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS INJECTION
Route
SUBCUTANEOUS INJECTION
Maximum Dose
7 µg
Investigational Product Name
Potassium canrenoate 5mg/mL solution for intravenous injection
Active Substance
POTASSIUM CANRENOATE
Modality
Small molecule
Routes Of Administration
INTRAVENOUS INJECTION
Route
INTRAVENOUS INJECTION
Maximum Dose
50 mg
Investigational Product Name
Amodiaquine+Glibenclamide (10mg+0.1mg) /5mL oral suspension
Active Substance
AMODIAQUINE, GLIBENCLAMIDE
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Maximum Dose
20.02 mg
Investigational Product Name
Amodiaquine 2mg/mL solution for intravenous injection
Active Substance
AMODIAQUINE
Modality
Small molecule
Routes Of Administration
INTRAVENOUS INJECTION
Route
INTRAVENOUS INJECTION
Maximum Dose
20 mg
Investigational Product Name
Potassium canrenoate 25mg/5mL oral suspension
Active Substance
POTASSIUM CANRENOATE
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Maximum Dose
50 mg
Combination Treatment
Yes

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