Randomized Trialhigh evidence
Adjunctive Normobaric Hyperoxia With Endovascular Thrombectomy for Acute Stroke at 6 to 24 Hours: A Phase IIb Randomized Trial.
Stroke·July 6, 2026·PMID 42403344
Why it mattersThis trial provides evidence that a simple, low-cost intervention (NBO) may enhance EVT outcomes in late-window stroke patients, potentially expanding the therapeutic window for neuroprotection. It addresses a gap in adjunctive therapies for patients presenting beyond 6 hours, where treatment options are limited.

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