Used primarily as a beta-blocker to treat high blood pressure, irregular heartbeats, and other heart-related conditions. It helps reduce the workload on the heart and improves blood flow. Also prescribed to prevent migraines and manage symptoms of anxiety, such as tremors and rapid heartbeat. In some cases, it is used to treat certain types of tremors and to reduce the risk of bleeding in patients with esophageal varices. Its application extends to off-label uses for managing stage fright and performance anxiety.