hives! natural remedy?

si

anybody have a natural remedy to get rid of hives? it’s been 3 days now and i’ve literally tried everything. i seen my doc and she prescribed me ointment and it’s not working. i tried to go see my dermatologist but she’s booked. i’ve been taking cold baths, oat bath, cold compress, taking benedryl, benedryl cream, OMG nothings working. please help!