New drug aims to boost stroke recovery in major trial
NCT ID NCT07241520
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This large Phase 3 trial is testing whether an investigational drug called SHPL-49 can help people recover better after an acute ischemic stroke. About 1,096 participants will receive either the drug or a placebo as an IV infusion twice daily for 7 days, alongside standard care. The main goal is to see if more people achieve functional independence (able to carry out daily activities) 90 days after the stroke.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- SHPL-49 injection (a drug given intravenously)
- What this could lead to
- If successful, this could provide a new treatment option to improve recovery and reduce disability after a stroke.
- What could go wrong
- This is a Phase 3 trial, but the drug is still experimental. It may not prove more effective than placebo, and there could be unknown side effects.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 1,096 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2025
- Expected to finish
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Nov 2027
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Age 18-80 years old (including upper and lower limits); 2. Clinically diagnosed as acute ischemic stroke according to the latest guidelines; 3. Patients diagnosed as acute ischemic stroke who plan to receive or have received standard intravenous thrombolysis in hospital (this research center) within 8hours of symptom onset; 4. Patients who have NIHSS score≥5 and ≤ 22 before thrombolysis; 5. Pre-stroke mRS score ≤1; 6. Patients or legally authorized representatives who are able and willing to sign informed consent. Exclusion Criteria: 1. Complicated with intracranial hemorrhagic diseases, including hemorrhagic stroke, epidural hematoma, intracranial hematoma, ventricular hemorrhage, subarachnoid hemorrhage, etc.; 2. Severe disturbance of consciousness: patients with NIHSS 1a consciousness level item score ≥2; 3. Cerebral Computed tomography (CT) or Magnetic resonance imaging (MRI) indicated a large anterior circulation cerebral infarction (infarct area greater than 1/3 of the middle cerebral artery blood supply area); 4. Stroke with rapid improvement of symptoms before intravenous thrombolysis, or acute ischemic symptoms suspected to be caused by other causes; 5. Patients who are ready to receive or have received endovascular therapy; 6. After the onset of the disease, the drugs with neuroprotective effects which have been used: commercially available Edaravone, Edaravone and Dexborneol, Butylphthalide, Citicoline, Nimodipine, Ganglioside, Human Urinary Kallidinogenase, Cinepazide, Cattle Encephalon Glycoside and Ignotin, Fasudil, Compound Porcine Cerebroside and Ganglioside, Piracetam, Oxiracetam, Mouse Nerve Growth Factor For Injection, Cerebrolysin, Deproteinised Calf Blood Serum Injection, Deproteinised Calf Blood Extractives Injection, Ginkgolides Injection, Ginkgolides Diterpene Lactone Meglumine Injection, Ginkgo Leaf Extract and Dipyridamole Injection, Extract of Ginkgo Biloba Leaves Injection, Safflower Extract and Aceglutamide Injection, Xuesaitong Injection, Xuesaitong Soft Capsules, and injections containing any single eXtract of Chuanxiong (Chuanxiong Rhizoma), Danshen (Salviae Miltiorrhizae Radix ET Rhizoma), Hongjingtian (Rhodiolae Crenulatae Radix Et Rhizoma),or several of these Chinese herbal ingredients; 7. Patients with a history of atrial fibrillation, deep vein thrombosis of the lower extremities, pulmonary embolism or other conditions that require the use of anticoagulant drugs during administration; 8. Severe hypertension: systolic blood pressure ≥180mmHg or diastolic blood pressure ≥100mmHg after taking antihypertensive drugs before thrombolysis; 9. Severe renal insufficiency: serum creatinine \>2 times upper limit of normal or creatinine clearance (CLcr) \< 30mL/min (Cockcroft-Gault formula), or with other known severe renal insufficiency such as renal failure and uremia ; (Note: Cockcroft Gault formula: (1) Male: CLcr (mL/min) = \[140 - age (yrs)\]× body weight (kg) / \[0.814 × serum creatinine (μmol/L)\]; (2) female: CLcr (mL/min) = {\[140 - age (years old)\] by weight (kg) / \[0.814 x serum creatinine (μmol/L)\]} x 0.85); 10. Severe hepatic function impairment: Alanine aminotransferase (ALT) or Aspartate aminotransferase(AST) 3 times upper limit of normal, or with other known hepatic diseases such as hepatic failure, hepatic cirrhosis, portal hypertension (with esophageal varices), active hepatitis, etc.; 11. Patients with a heart function rating above Class II (according to the New York Heart Association (NYHA) heart function rating) or a history of congestive heart failure; 12. Patients with malignant tumors or undergoing anti-tumor therapy; 13. Allergic to experimental drugs or similar ingredients or materials used in imaging examinations; 14. Patients during pregnancy, lactation or planning pregnancy; 15. Patients who have a history of epilepsy or have had seizure-like symptoms at the onset of stroke, or suffer from serious mental disorders, intellectual disabilities or dementia; 16. Alcohol dependence, or drinking more than 3 units (male) or 2 units (female) of alcohol within 24 hours prior to onset (1 unit =360 mL beer or 45 mL liquor with 40% alcohol or 150 mL wine); 17. Patients have participated in other drug or non-drug clinical studies, or are participating in another clinical study within 3 months before signing informed consent form; 18. Patients have a history of severe head trauma or stroke within the past 3 months; 19. Patients are suffering from severe systemic diseases, with a life expectancy of less than 90 days; 20. Patients who are judged unsuitable for participation by the investigators in the study.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Linfen Central Hospital
RECRUITINGLinfen, Shanxi, 041000, China
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Other studies related to the condition(s) this trial covers.
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- Can tiny neural exosomes help the brain heal after a severe stroke?
- Can a new antibody boost recovery after severe stroke?
- After stroke, a balloon or a stent? trial tests which rescue opens blocked brain arteries better