Beta blockers, also known as beta-adrenergic blocking agents, are medications that reduce your blood pressure. Beta blockers work by blocking the effects of the hormone epinephrine, also known as adrenaline.
The word agoraphobia means a fear of wide, open spaces.. The word originates from the ancient Greek word agora, referring to a place of assembly or market place. Agoraphobia is an anxiety disorder involving anxiety and intense fear of any situation where escape may be difficult, or where help may not be available. It often involves a fear of crowds, bridges or of being outside alone. 1.
Diagnostic criteria for agoraphobia include severe fear or anxiety about two or more of the following situations: 1  Using public transportation, such as a bus or plane. 2  Being in an open space, such as a parking lot, bridge or large mall. 3  Being in an enclosed space, such as a movie theater, meeting room or small store.