<s>[INST] i have been having pain in my left upper abdominal area and been on lithum for about two years now butt pain did not start to after I sunddeniy stop taking it due to fact that my doctor stop treating me. I have had ultrasound on my orveries and fulipingtube and all came back normal could this be caused by the lithum [/INST] yes,most common side effect of lithium is abdominal pain,it wont start as soon as u start the drug,it wont stop as soon u stop the drug,it will take time,u couldn't find any thing in ultrasound,'Hope I have answered your query. If you have any further questions I will be happy to help". For Follow up queries, end with "If you do not have any clarifications, you can close the discussion and rate the answer. Wish you good health </s>