Total thyroidectomy for well differentiated micro-papillary carcinoma done Oct. 30, 08. Started on Synthroid 150. Nov. 08 blood results: TSH 0.42, FT4 13.9. Dec. 08 blood results: TSH 4.65, FT4 10.2. Synthroid increased to 175. On and off fatigue, brain fog, nausea and depression. No significant weight change. 55 year old male. Is this going in the right direction?