According to your sign and symptom you are suffering from some infection.
As you know that best treatment depend on the correct diagnosis and correct diagnosis depend on the complete history of the patient so please take consultation from a doctor and give complete history of the patient so that correct diagnosis will be make and then best treatment will be start
Next Steps
I don't have any knowledge about homeopathic medicine that how it work
so you should ask about that from the concern doctor.
According to allopathy rule
thyroid disease like hypothyroidism need medicine to control and maintain the value of
tsh ,t3, and t4 and tapering of dose depend on the value of TSH
and closing of thyroid medicine is not easy so don't close itself .
For
Vitamin B12 and
Vitamin D level take medicine until they become not normal.
Health Tips
Please follow good life style as take plenty of fluid and take less spicy and fatty food and
do exercise regularly with yoga and meditation.