I M A Patient Suffering From Thyroid N Prolactin Increase.last

I m a patient suffering from thyroid n prolactin increase.last year my prolactin level was 200n this year acc to my last reports my prolactin level was 149.5 n tsh was.585.
My weight is increasing day by day .my brain MRI report is normal.I suffer from obesity ,lethargy n discomfort .how can I reduce my weight n bring the prolactin level down.before periods I HV too much pain in both of my breasts.please help