Severe pain 1 month after kybella that’s getting worse and worse each day. I need to know what to do or take to stop this

Ok I need someone on here to please help me. I had kybella 1 month ago. I swelled only for 2 fats. Then 2 weeks into it until now I’m in the worst pain of my life. My skin feels like it’s on fire , it’s dissolved way to much fat that now I can see veins under my face I went to the Er, they had no idea what kybella was and actually laughed and discharged me. My skin it also tearing under my chin My face feel like it’s being pulled on, and it’s so tight is tearing my skin in areas.