Stroke study could change how doctors handle high blood pressure in emergency clot treatment
NCT ID NCT07318948
First seen Jun 27, 2026 · Last updated Sep 02, 2026 · Updated 2 times
Summary
This study looks at the best way to manage high blood pressure in people having a stroke who are eligible for clot-busting medication. Currently, doctors lower blood pressure first, then give the drug, which can delay treatment. The trial will compare this step-by-step approach to giving both treatments at the same time. About 1,600 participants will be enrolled at hospitals worldwide to see which method leads to better recovery and fewer complications.
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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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 1,600 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2026
- Expected to finish
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Sep 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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 years and older
- 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: * Age ≥18 years. * Clinical diagnosis of acute ischemic stroke with a clearly defined time of symptom onset or last known well, allowing for randomization within 4.5 hours. * The treating physician has made the decision to treat the patient with intravenous thrombolysis. * Elevated blood pressure, defined as: Pre-thrombolysis BP exceeds guideline-recommended range (e.g. China: 180/100 mmHg; U.S./Canada/Europe: 185/110 mmHg), but below 220 mmHg. \*The qualifying blood pressure must be confirmed by two separate measurements taken at least one minute apart from the same arm, using an appropriately sized cuff while the patient is in a supine or semi-recumbent position. * Informed consent is obtained from the patient or a legally authorized representative in accordance with local regulations. A deferred or waiver of consent model will be used where permitted by local ethics committees for emergency research. Exclusion Criteria: * Any condition that, in the judgment of the investigator, would preclude follow-up or interfere with outcome assessment (e.g., end-stage malignancy, severe multi-organ failure). * The patient is pregnant or breastfeeding. * Concurrent enrollment in another interventional trial where the intervention is likely to confound the study endpoints.
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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
2 sites. 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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Bo Wu
NOT_YET_RECRUITINGChengdu, Sichuan, 610041, China
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West China Hospital
RECRUITINGChengdu, Sichuan, 610000, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can a kidney protein drug boost stroke recovery after clot removal?
- Can PET scans reveal hidden heart inflammation after a stroke?
- Can an implanted heart monitor catch hidden irregular heartbeats after stroke?
- China builds national watchdog for brain blood vessel devices
- Cancer patients face a hidden Second-Stroke threat, and 24 hospitals are mapping it
- Can tiny neural exosomes help the brain heal after a severe stroke?