How to clam down a panic attack? without meds.

Try these: Breathing exercises (deep breath, hold it briefly, breath out slowly, repeat). Positive thinking (repeat "i am okay" to yourself). Yoga. Meditation. Prayer. Journal writing. Talking to a good friend/family member. Counseling/therapy. Exercise. Guided imagery.

Not easy: Cognitive behavior therapy skills do help with cognitive distortions associated with panic attacks. Simple meditative techniques such as breathing exercises may help in mild panic attacks.