Medicinal herbs for panic disorder or attacks and anxiety are usually not sufficient treatment on their own. Those suffering from panic or general anxiety should also consider seeking medical and psychological counseling to get at the root problems. In some cases, the causes of panic attacks are withdrawal from drugs, most notably antidepressants, or by physical problems such as hypoglycemia, hyperthyroidism or some forms of heart disease. Panic attacks are episodes of extreme anxiety, experienced as greatly increased heart rate (palpitations), hyperventilation and sometimes chest pain, nausea, vertigo, and sweating. For some sufferers, the attacks may occur during periods of