MY ACIM JOURNEY TOOK A DARK TURN - CAN ANYONE HELP?!

I've been studying A Course in Miracles for quite some time, and I thought it was truly helping me. {But lately, things have taken a negative turn. My dreams are filled with disturbing imagery. My thoughts are always swirling and I feel like I'm losing my grip on reality. Has anyone else gone through this before? I need help, please! I'm feelin