Study of Tiprogrel in the Treatment of High-risk Patients with Acute Ischemic Cerebrovascular Events (THRIVE).

NCT ID: NCT06601127

Last Updated: 2025-03-07

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE2

Total Enrollment

600 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-02-21

Study Completion Date

2026-06-01

Brief Summary

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This study is designed to evaluate efficacy and safety of tiprogrel in the treatment of patients with acute ischemic cerebrovascular events.

Detailed Description

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To evaluate the safety and efficacy of Tiprogrel at different doses within 24 hours after symptom onset in Patients with Acute Minor Ischaemic Stroke or High-risk Transient Ischaemic Attack. Patients wil be enrolled and randomized to Low-dose Tiprogrel, High-dose Tiprogrel and Clopidogrel group in a 1:1:1 ratio.

Patients in Low-dose Tiprogrel group and High-dose Tiprogrel group will accept long term dual antiplatelet therapy (DAPT) (Aspirin and Tiprogrel for 90 days) . Patients in Clopidogrel group will accept dual antiplatelet therapy (DAPT) (Aspirin and Tiprogrel for 21 days followed by Clopidogrel on days 22 to 90) .

The primary endpoint is Percent of participants with ischemic stroke on the 90th day after treatment.

Conditions

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Ischemic Stroke

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Low-dose Tiprogrel group

Drug: Tiprogrel and Aspirin Day 1, loading dose of tiprogrel and loading dose of aspirin; Day 2-90, daily maintenance dose of tiprogrel and daily maintenance dose of aspirin.

Group Type EXPERIMENTAL

Tiprogrel

Intervention Type DRUG

Day 1, loading dose of tiprogrel and loading dose of aspirin; Day 2-90, daily maintenance dose of tiprogrel and daily maintenance dose of aspirin.

High-dose Tiprogrel group

Drug: Tiprogrel and Aspirin Day 1, loading dose of tiprogrel and loading dose of aspirin; Day 2-90, daily maintenance dose of tiprogrel and daily maintenance dose of aspirin.

Group Type EXPERIMENTAL

Tiprogrel

Intervention Type DRUG

Drug: Tiprogrel and Aspirin Day 1, loading dose of tiprogrel and loading dose of aspirin; Day 2-90, daily maintenance dose of tiprogrel and daily maintenance dose of aspirin.

Clopidogrel group

Drug: Clopidogrel and Aspirin Day 1, loading dose of Clopidogrel and loading dose of aspirin; Day 2-21, daily maintenance dose of Clopidogrel and daily maintenance dose of aspirin; D22-90: daily maintenance dose of Clopidogrel.

Group Type ACTIVE_COMPARATOR

Clopidogrel

Intervention Type DRUG

Day 1, loading dose of Clopidogrel and loading dose of aspirin; Day 2-21, daily maintenance dose of Clopidogrel and daily maintenance dose of aspirin; D22-90: daily maintenance dose of Clopidogrel.

Interventions

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Tiprogrel

Day 1, loading dose of tiprogrel and loading dose of aspirin; Day 2-90, daily maintenance dose of tiprogrel and daily maintenance dose of aspirin.

Intervention Type DRUG

Tiprogrel

Drug: Tiprogrel and Aspirin Day 1, loading dose of tiprogrel and loading dose of aspirin; Day 2-90, daily maintenance dose of tiprogrel and daily maintenance dose of aspirin.

Intervention Type DRUG

Clopidogrel

Day 1, loading dose of Clopidogrel and loading dose of aspirin; Day 2-21, daily maintenance dose of Clopidogrel and daily maintenance dose of aspirin; D22-90: daily maintenance dose of Clopidogrel.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Age ≥ 40 years
2. Acute Minor Ischaemic Stroke:AIS is defined as acute onset of neurological deficit attributed to focal brain ischaemia, NIHSS ≤5, and either of the following imaging characteristics:

1. Acute single infarction with ≥50% stenosis of a major intracranial or extracranial artery.
2. Acute multiple infarctions attributed to large-artery atherosclerosis, including non-stenotic vulnerable plaques.

TIA with high risk of stroke: ABCD2 score ≥ 6 at the time of randomization, and the following imaging characteristic:

Exclusion Criteria

1. Bleeding or other pathological brain disorders including malformation, tumor, abscess or other major non-ischemic brain disease on baseline head CT or MRI
2. Isolated or pure sensory symptoms, isolated visual changes, or isolated dizziness/vertigo without evidence of acute infarction on baseline head CT or MRI.
3. Preceding mRS\> 2
4. Contraindication to anti-platelet therapy
5. Clear indication for anticoagulation
6. Two or more antiplatelet drugs have been used continuously for ≥3 days before enrollment.
7. Used heparin or oral anticoagulant drugs within 10 days before enrollment
8. Undergone intravenous or arterial thrombolysis and mechanical thrombectomy within 24 hours before enrollment
9. History of intracranial hemorrhage or amyloid angiopathy
10. History of aneurysm
11. Diagnosis or suspicious diagnosis of acute coronary syndrome
12. History of asthma
13. High-risk for bradyarrhythmia
14. Anticipated requirement for long-term (\>5 days) non-steroidal anti-inflammatory drugs or NSAIDs within the 8th day of randomization
15. History of gastrointestinal bleeding within 3 months before enrollment or major surgery within 30 days
16. Iatrogenic causes of minor stroke or TIA
17. Planned or likely revascularization within the next 3 months, scheduled for surgery or interventional treatment requiring study drug cessation
18. Severe non-cardiovascular comorbidity with life expectancy \< 3 months
19. Women of childbearing age who have not taken effective contraceptive measures and have a positive pregnancy test record, as well as women who are pregnant or breastfeeding
20. Currently receiving an experimental drug or device
21. Participation in another clinical study with an experimental product during the last 30 days
22. Inability to understand and/or follow research procedures due to mental, cognitive, or emotional disorders
23. Hemoglobin \<90g/L %
24. Permanent hypertension
25. Subjects who were judged by the investigator to be unsuitable for this clinical study
Minimum Eligible Age

40 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Tianjin Institute of Pharmaceutical Research Co., Ltd

OTHER_GOV

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Central Hospital Affiliated to Shenyang Medical College

Shenyang, Liaoning, China

Site Status RECRUITING

Beijing Tiantan Hosptial, Capital Medical University

Beijing, , China

Site Status NOT_YET_RECRUITING

Countries

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China

Central Contacts

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Xiaofei Pan

Role: CONTACT

+86-22-23006825

Facility Contacts

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Runhui Li

Role: primary

Yongjun Wang

Role: primary

Other Identifiers

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TY601A-P2-01

Identifier Type: -

Identifier Source: org_study_id

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