What Causes Auras In Vision And Stomach Distention While On Codeine?

I will start with the top of my head down. the past mo. I have had migraines almost every day. I have hazd them since I was 20. sometimes I get auras like zig zag from the outer corners of my eyes,, sometimes takes about 20 min. to go from the center back out to outside to disapprear. some times feels like warm water poured over back of my head. have been taking phrenilin forte 325mg . two at a time . they take a little pain away soi can take the pain. my blood vessels in my eyes have turned all red from migraines. what can I take ? i m allergic to codeine, morephen. now the past week I have both elbows peeling and bottom of my feet also.my stomache area by evening is extended so hard it hurts bad. I have been having problems with being constipated. is there a prob lem with my bowels ? my fingers on both hand have bbig swollen joints and my right hand the fingers are turning side ways. some mornings are pretty painful. what can I do? I will not take steroids!! 2 mo. ago I had my hair falling out a lot and my dr. said it was becaue I stopped taking my hormone pills. my hair is thin I can t afford to lose much hair. I was counting over 150m hairs every day. he said the testosterone started working.sorry its so long hun.