At 2015 during my 2nd pregnancy I have thyroid still now also iam continuing tablets 50mcg. Now in early reports my TSH is 3.98.so,since last 5-6 months my periods was not coming correctly on particular date,it was post poing after 3days,5 days. Same likely that in this month on 1st sep my periods have came.but in this Oct month my periods was not came.I am eagarly waiting for 8days also.   So,l requestly suggested you,plz plz now iam what to use any tablet. Thank You.