Hello Sir I Am 34 Yrs Old And I Am

hello sir i am 34 yrs old and i am 4 month pregnant, i had done investigation for antenatal profile and in that report myTSH level was high and it is 6.75. my weight is 80kg and height is 5.5ft. i had no any other past and present history of disease, so in these condition what is your advice sir.