Rib pain 23 weeks into pregnancy

Im 23 weeks pregnant and for the past 1-2 weeks my right side of my ribs hurting, ino it natural for rib pain during pregnancy but i suffer from fibromyalgia too which is painful and i can't tell if it both of them hurting together, paracetamol doesn't help , my tense machine doesn't help I've tried hot baths , pillows when i go to bed and it starting to stop me sleeping its starting to get so bad :( its just a sharp pain that never goes and i getting to the point were i can't cope, I've tried ringing my midwife but no answer i don't know what to do