FTM at night I mostly sleep on my sides and they get sore mostly my hips so I keep switching sides,…

FTM at night I mostly sleep on my sides and they get sore mostly my hips so I keep switching sides, but last night my lower back up to the middle just on my right side and still this morning is absolutely unbearable pain. it seems like not layin on it makes it worse. please helppp :( what can I do to ease this pain :(