I think you mean micro grams
25 mg would be an over dose
You need to see here TSH she needs help and she might be correct she might not need the thyroid
Conversely she is very hypothyroid and this causes a very clever mental behavior that is also irrational and sometimes the hypothyroid person needs to be hospitalized to kick start the thyroid replacement.
You will need to get all pertinent family members involved, they to get ensure and other supplement foods into her, but try to get her an evaluation.
If she gets to the point that she is a danger to herself then you should have her doctor take action on that basis.
Let me know if you have further questions
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