Hello sir, I am 23 years old boy. 2 days ago I found my tsh level as 4.91mclu/ml and reference value of that hospital is 0.5 to 4.2.in the same test t3 is 1.10 ng/ml and t4 is 6.58ug/dl I have never taken thyroid tablet till now, so should I now take thyroid tablet. Pls reply sir doctor recommended thyrowel tablet for 1 months I have only throat pain sometimes. And t3 and t4 are normal.