I am 3 years post breast cancer i had lumpectomy chemo rads i have taken tamoxofen for 2,5 years now on aromasil i had a bone density scan and was told i had low calcuim levels, now on calcuim sandox and actonel asked if i had osetoprosis and was told no have read around actonel and have not taken it yet as of the side effects please can you advice thanks. Also had total hyestrectomy at the same time due to poylps