My wife given blood test on 3rd May and getting report after 7days TSH level 15. Dr. gives medicine. Now again give test on 2nd July and TSH 11.8 But on 7th july wife test pregnancy and found positive, now we are meet gynoclosist on 10 july, Dr. give some neccessary test and TSH found 4.5 and Dr. continue medicine. But now i am confused what hppend about thaorid.... How it is possible on 2nd july 11.8 and 10th july 4.5 Please suggest me for better. I summit aur some report. Thanku