Start with your doctor:) he or she will guide you through the process of change for a heathly being,be strong and deal with your issue today:)
When I was 18, I used to take coriciden all the time. The last time I took it, I seriously thought I was going to die. Stop taking it now before it ***** you up, it had me freaking out about every little thing for years, I'm finally over it, but trust me, you don't want to get to that point.