for the past 2weeks or so m right nipple had started to hurt..it kinda went away but today its feeling thick...its getting bigger...itseams like arimidex isnt doing jack shyt!! when i felt the lain and lump i started taking .25 eod, then .50 eod then .50 ed a couple days...so its like its not working..should i start going towards 1mg ed? also you guys think i hould switch off from bromo to caber?