HEllo.I just want to ask some questions.My mother is suffering from the Cancer .She got some aches in her back, chest ,under the left breast after the chemo teraphy.Doctors say it can be nerv aches.But My mom had the same ache 4 years ago,many years ago before the cancer,chemo terapy.So What would you reccommend us to do.May You say us some medicine.Please help me.Thank you.