The first one is breathing technique. Control your pace of breathing helps you relaxed and slowly recovers you from the attack. Counseling can help you gain confidence to square off with the causes of your anxiety. Herbal medicine on the other maybe sneered by the scientific community, but hey there are age-old traditions and effective herbal help with panic attacks. Thus, you can only treat anxiety attacks before it sets in or during the attack itself. There is no reasonable help with panic attacks. You might be able to control the causes. However, it will soon be replaced with another set of causes.