Need Help Fast Please?

My 5 yr old is burning up with fever I'm not sure how high cuz she recently broke my thermometer but shes really hot and her teeth are chattering and shes shaking like shes freezing but she has socks on and sweatpants and a sweater and covered up well and I've already given her tylenol but its not helping is there any other way I can bring her temp down its 3 am here so her dr is closed now .please help thanks so much in advance.