How do i relax during a panic attack about my ears brain and voice?

about 2 weeks ago i started hearing my voice wierd because like when i speak I dont idk how to explain it all i know is that its really annoying and i have panic attacks because of it well can someone just tell me how to relax and clear my mind when i have panic attacks i might just be nervous and stressed about growing up im a 13 yr old girl so ummmm ya can so someone tell me how to relax and stuff plz