Yes
Ur doctor is correct ... Plz start the medicine
Pregnancy is a high demand state
Ur baby also need ur
thyroid hormone for his brain development specially in first trimester
TSH levels should be targeted at half of half of normal range ( I.e. if range is 0 to 6 then half is 3 and it's half is 1.5 ----> so the target should be 1.5 )
Repeat ur TFT after 1 month and consult with ur doctor