Does intravenous alteplase administered 4.5 to 24 hours after acute ischemic stroke onset improve outcomes? Posted on August 10, 2025 by Dr Unnikrishnan Prathapadas Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Telegram (Opens in new window) Telegram Share on WhatsApp (Opens in new window) WhatsApp Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email Like Loading...