<p>The interaction of Alteplase with other cardioactive or cerebroactive drugs has not been studied. Anticoagulants and antiplatelet drugs increase the risk of bleeding if administered prior to, during, or after Alteplase therapy. In the post-marketing setting, there have been reports of orolingual angioedema in patients (primarily patients with AIS) receiving concomitant angiotensin-converting enzyme inhibitors.</p>