Replacement dose of thyroxine is: (A) 0.1 - 0.2 mg, (B) 0.3 - 0.4 mg, (C) 1 - 2 mg, (D) 3 - 4 mg
Answer is A. • Daily replacement dose of thyroxine: 1.6 μg/Kg body weight (0.1-0.15 gm) .
• For TSH suppression (in PTC and FTC), dose of thyroxine: 2.7 μg/Kg body weight.