Hi NZ and welcome!
I am sorry to hear of your currentl A/P struggle.:( Yes, I too have been in that cycle of panic...awful!
I too am glad that you are going to be consulting with you doctor, as this is the logical first step. At this time, you can discuss treatment options such as medication, therapy or both.
For now, you can check out these self-help ideas that you can get started on right away. They can be done anytime/where, and are really effective if practiced regularly!
Self Help sites with breathing/relaxation exercises instructions
Panic attack relief exercises:
http://www.healthcentral.com/anxiety/c/73076/34334/breathing-lessons/
http://www.healthyplace.com/
http://www.stress-relief-exercises.com/
http://www.ehow.com/video_4405003_breathing-exercises-panic-attacks.html
http://www.psybersquare.com/anxiety/panic_relax_I
Keep talking with us as well. We understand what you are going through, and will be here to listen anytime. Support is key!
Talkt to you soon,
Scaredy Cat