Hi Iam Female 42,my Morning FBS Was 5.1@5:20am Then I

Hi iam female 42,my morning FBS was 5.1@5:20am then I took my thyroid medicine then checked it was showing 5.5 should I take FBS before or after my thyroid medicine?? My post meal after 3hr is 5.7..I go gym everyday my weight is 57.my height is 5'3" thank you