question: my sister has stage 4 lung and matasis brain cancer for 6 yrs her doctor said no more chemo because she now has neuropathy and cant walk without assistance he said no drug would help accept homeopathic Bs she has taken for a month no help now her seizure doctor has put her on neurotin on it a weed is there anything else we can do to speed her progress up she has physical therapy twiced a week her feet feel like there falling out from under her and unbalanced and has fallen several times