question: hi. My vit B12 levels are 122pg/ml. I am a 48 yr old female. I have been advised inj eldervit I.M  in foll way-     1 inj daily for 7 days, then 1 inj once a wk for 12 wks, then 1 inj once a mth for 1 yr.Will dose be sufficient to raise my B12 levels? Also, i hv taken 3 injections , but there is not much relief frm the breathlessness and calk muscle pains.