The symptoms you are experiencing are the side effects of metformin
, that is nausea, bloating sensation, gastritis
, bowel disturbances, hypotension
But this medication is useful in PCOS for it helps to reduce the insulin resistance
You can restart the medication with only the night dose to start with and once you body gets adjusted to this dose, then gradually step up to twice daily dase, may be after a week or 10 days.
Also, do continue your thyroid medication.
Hope this information is helpful to you.
Dr. Mrs. Sumeet Baheti