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Acute Ischemic StrokePhase 3NCT05249920

Treatment of Acute Ischemic STroke With Edaravone Dexborneol II (TASTE-2)

A Phase 3 study testing Edaravone Dexborneol Concentrated Solution for injection in people with Acute Ischemic Stroke and Mechanical Thrombectomy, run by Beijing Tiantan Hospital at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study is a multicentre, randomized, double-blind, placebo parallel controlled, investigator-sponsored study that aims to investigate the efficacy and safety of Edaravone Dexborneol treatment in patients with acute ischemic stroke who had received early reperfusion therapy. Read more about this study

Who is it for?
Ages 18 to 80 years
What is being tested?
Edaravone Dexborneol Concentrated Solution for injection
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
1,362 participants
Where
1 siteChina
Study dates
18 Mar 2022to 19 May 2023
Phase
Phase 3
Are there results?
None posted in the registry

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 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • 18 - 80 years, male or female;
  • Clinically diagnosed as acute anterior ischemic stroke, artery occlusion occurred at the terminal of the intracranial carotid artery, T-shaped bifurcation or M1 segment of the middle cerebral artery;
  • Within 24 hours of stroke onset;
  • Eligible for other imaging indications for bridging therapy or direct mechanical thrombectomy:
  • ASPECTS ≥6 certified by the latest brain CT imaging; Patients within 6-16 hours after stroke onset should meet the mismatch criteria, which was defined as infarction core volume <70 ml, mismatch ratio ≥1.8 and the ischemic volume > 15 ml (DEFUSE-3 Criteria); or NIHSS score ≥ 10 with infarction -core volume < 31 cm3, or NIHSS score ≥ 20 with infarction core volume ≤ 51 cm3 (DAWN Criteria); Patients within 16-24 hours after stroke onset should meet the mismatch criteria, which was defined as NIHSS score ≥ 10 with infarction-core volume < 31 cm3, or NIHSS score ≥ 20 with infarction-core volume ≤ 51 cm3 (DAWN Criteria);
  • Planned to receive bridging therapy (endovascular therapy after intravenous alteplase) or direct endovascular therapy;
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  • Pre-morbid modified Rankin Scale ≤1;
  • 6 ≤ NIHSS ≤ 25 before endovascular therapy;
  • Signed informed consent from subjects or legally authorized representatives

Who cannot join

  • CT indicates intracranial hemorrhagic diseases, such as hemorrhagic stroke, subdural hematoma, ventricular hemorrhage, or subarachnoid hemorrhage, etc.;
  • Had been given any intravenous thrombolytic drug other than alteplase before bridging therapy;
  • Hypersensitive to edaravone, (+)-2- dexborneol or auxiliary materials;
  • Prior receipt of edaravone or any other neuroprotective drugs;
  • History of congenital or acquired hemorrhagic disease, coagulation factor deficiency disease, or thrombocytopenic disease, etc.;
  • Systolic blood pressure ≥180 mmHg or diastolic blood pressure ≥110 mmHg after antihypertensive treatment;
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  • Serum alanine aminotransferase (ALT) or aspartate transaminase (AST) elevates over 3 times of upper limit of normal;
  • Recent or current serum creatinine is known to exceed 1.5 times the upper limit of normal, or estimated glomerular filtration rate (eGFR) < 60 mL/min;
  • Pregnancy, lactation, or planned pregnancy within 90 days;
  • Those who cannot complete informed consent or follow-up treatment due to severe mental disorder or dementia;
  • Those with a malignant tumor, severe systemic diseases, or predict survival time <90 days;
  • Participate in another interventional clinical study within 30 days before randomization or participate in another interventional clinical study.

Trial locations and contacts

1 site in 1 country.

China1 site
  • Beijing Tiantan Hospital, Capital Medical University

    Beijing, Beijing Municipality, 100070

Other trials in China

About this study

Official title: Treatment of Acute Ischemic STroke With Edaravone Dexborneol Ⅱ (TASTE-2)

This study is a multicentre, randomized, double-blind, placebo parallel controlled, investigator-sponsored study that aims to investigate the efficacy and safety of Edaravone Dexborneol treatment in patients with acute ischemic stroke who had received early reperfusion therapy.

Read the detailed description

This is a multicentre, randomized, double-blind, placebo-controlled trial that aims to investigate the efficacy and safety of Edaravone Dexborneol treatment in patients with acute ischemic stroke who had received early reperfusion therapy. Patients who were eligible to the inclusion criteria and ineligible to the exclusion criteria will be randomly assigned into two groups by a 1:1 ratio after the ICF was received. Patients in one arm will be given 15 ml edaravone and dexborneol concentrated solution for injection (37.5 mg, containing edaravone 30 mg and dexborneol 7.5 mg) twice a day for 10-14 days, and those in the other arm will be given an equivalent placebo drug. All patients will be followed up for 90 days. The primary outcome is the proportion of modified Rankin Scale 0-2 and the safety outcome is the proportion of severe adverse events.

Being tested
Edaravone Dexborneol Concentrated Solution for injection, Edaravone Dexborneol placebo
Medical subject headings
Ischemic Stroke

What participants receive

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

  • Edaravone Dexborneol Concentrated Solution for injectionDrug

    Also called Xian Bi Xin, CFDA Approval Number H20200007

    Edaravone and Dexborneol Concentrated Solution for Injection, 15 ml (37.5 mg, containing edaravone 30 mg and dexborneol 7.5 mg) in 3 ampoule bottles, twice a day for 10 to 14 days.

  • Edaravone Dexborneol placeboDrug

    Also called Xian Bi Xin placebo

    Edaravone and Dexborneol placebo, 15 ml in 3 ampoule bottles, twice a day for 10 to 14 days.

Study groups in NCT05249920
Study groupRoleWhat they receive
Edaravone Dexborneol groupExperimentalPatients in this arm will be given Edaravone Dexborneol Concentrated Solution for injection twice a day for 10 to 14 days.
Receives: Drug: Edaravone Dexborneol Concentrated Solution for injection
Edaravone Dexborneol Placebo groupPlacebo comparatorPatients in this arm will be given a placebo of Edaravone Dexborneol for injection twice a day for 10 to 14 days.
Receives: Drug: Edaravone Dexborneol placebo

What is being measured

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

  1. Favorable functional outcome

    Rate of favorable functional outcome defined as a modified Rankin Scale (mRS, scores range from 0 to 6, with 0 to 2 indicating favorable outcome and 3 to 6 indicating unfavorable outcome including 6 as death) score of 0-2

    Measured: at 90 days after randomization

  2. Incidence of severe adverse event (Safety outcome)

    The incidence of Severe Adverse Event (SAE) emerged during the whole study period

    Measured: at 90 days after randomization

Secondary outcomes (8)
  1. Excellent functional outcome

    Rate of excellent functional outcome defined as a mRS score 0-1

    Measured: at 90 days after randomization

  2. NIHSS score change

    The change of NIHSS score defined as the NIHSS score of day 10-14 minus that of baseline

    Measured: at 10-14 days after randomization

  3. NIHSS score decreases ≥4

    Defined as the proportion of patients with NIHSS score decrease ≥ 4 from day 10-14 to baseline

    Measured: at 10-14 days after randomization

  4. All-cause mortality

    All-cause mortality at 90 days after randomization

    Measured: at 90 days after randomization

  5. Symptomatic intracranial hemorrhage (sICH)

    The proportion of patients who experienced sICH

    Measured: at 24-36 hours after randomization

  6. Neurological deterioration

    Defined as the NIHSS score increases ≥4 from day 1 to baseline

    Measured: at day 1 after randomization

  7. Stroke recurrence

    Defined as a new ischemic or hemorrhagic stroke occurred within 90 days after randomization

    Measured: within 90 days after randomization

  8. Adverse events (AE)

    The proportion of patients who experienced AE

    Measured: within 90 days after randomization

Timeline

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

  1. First posted22 Feb 2022
  2. Study start18 Mar 2022
  3. Primary completion17 Feb 2023
  4. Study completion19 May 2023

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
1,362 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05249920
Sponsor's protocol ID
NCRC-2021-01
Status last verified
Aug 2023
First submitted
25 Jan 2022
Last updated
22 Aug 2023
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Hill MD, Goyal M, Menon BK, Nogueira RG, McTaggart RA, Demchuk AM, Poppe AY, Buck BH, Field TS, Dowlatshahi D, van Adel BA, Swartz RH, Shah RA, Sauvageau E, Zerna C, Ospel JM, Joshi M, Almekhlafi MA, Ryckborst KJ, Lowerison MW, Heard K, Garman D, Haussen D, Cutting SM, Coutts SB, Roy D, Rempel JL, Rohr AC, Iancu D, Sahlas DJ, Yu AYX, Devlin TG, Hanel RA, Puetz V, Silver FL, Campbell BCV, Chapot R, Teitelbaum J, Mandzia JL, Kleinig TJ, Turkel-Parrella D, Heck D, Kelly ME, Bharatha A, Bang OY, Jadhav A, Gupta R, Frei DF, Tarpley JW, McDougall CG, Holmin S, Rha JH, Puri AS, Camden MC, Thomalla G, Choe H, Phillips SJ, Schindler JL, Thornton J, Nagel S, Heo JH, Sohn SI, Psychogios MN, Budzik RF, Starkman S, Martin CO, Burns PA, Murphy S, Lopez GA, English J, Tymianski M; ESCAPE-NA1 Investigators. Efficacy and safety of nerinetide for the treatment of acute ischaemic stroke (ESCAPE-NA1): a multicentre, double-blind, randomised controlled trial. Lancet. 2020 Mar 14;395(10227):878-887. doi: 10.1016/S0140-6736(20)30258-0. Epub 2020 Feb 20.

    PubMed 32087818
  • Xu J, Wang A, Meng X, Yalkun G, Xu A, Gao Z, Chen H, Ji Y, Xu J, Geng D, Zhu R, Liu B, Dong A, Mu H, Lu Z, Li S, Zheng H, Chen X, Wang Y, Zhao X, Wang Y; TASTE Trial Investigatorsdagger. Edaravone Dexborneol Versus Edaravone Alone for the Treatment of Acute Ischemic Stroke: A Phase III, Randomized, Double-Blind, Comparative Trial. Stroke. 2021 Mar;52(3):772-780. doi: 10.1161/STROKEAHA.120.031197. Epub 2021 Feb 16.

    PubMed 33588596
  • Wang C, Gu H, Huo X, Yuan B, Li S, Xu J, Jiang Y, Jing J, Yao X, Li Z, Long F, Ma Z, Zhuang X, Xu L, Jin Y, Huang W, Zhang Y, Wen J, Wang A, Pan Y, Ye W, Yu W, Cheng A, Wang M, Dong Q, Xu A, Wang N, Yang Y, Meng X, Liu L, Zhao X, Li H, Miao Z, Li Z, Wang Y; TASTE-2 investigators. Edaravone dexborneol versus placebo on functional outcomes in patients with acute ischaemic stroke undergoing endovascular thrombectomy (TASTE-2): randomised controlled trial. BMJ. 2026 Jan 7;392:e086850. doi: 10.1136/bmj-2025-086850.

    PubMed 41500725

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Edaravone Dexborneol Concentrated Solution for injection in people with Acute Ischemic Stroke and Mechanical Thrombectomy, run by Beijing Tiantan Hospital at 1 site in China.

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 9 inclusion and 12 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: finished, as of the sponsor's last update on 22 Aug 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Favorable functional outcome (time frame: at 90 days after randomization). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05249920, which also lists 3 linked publications.

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 22 Aug 2023; AzTrials last refreshed its copy on 8 Nov 2026.

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