Typical agoraphobia symptoms include:
In addition, you may have signs and symptoms of a panic attack, such as:
Some people have a panic disorder in addition to agoraphobia. Panic disorder is a type of anxiety disorder in which you experience sudden attacks of extreme fear that reach a peak within a few minutes and trigger intense physical symptoms (panic attacks). You might think that you're totally losing control, having a heart attack or even dying.
Fear of another panic attack can lead to avoiding similar circumstances or the place where it occurred in an attempt to prevent future panic attacks.
Agoraphobia can severely limit your ability to socialize, work, attend important events and even manage the details of daily life, such as running errands.
Don't let agoraphobia make your world smaller. Call your health care provider if you have symptoms.
Source: http://www.mayoclinic.com