The antibiotics sound like they are helping, but it takes time. Along with
infection comes swelling
and irritation to the affected
kidney. The pain you are feeling by your ribcage is your kidney. Going up into the neck area could just be referred pain, or pain from tensing up the past 2 days. Do you still have a fever? If not, you are on the road to recovery. If you are having severe nausea and unbearable pain, you may have a kidney stone?