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A member asked:

Started with synthroid (thyroxine) 25 mcg 40 days back. can i check my tsh level now? it was 9.8 with t3 & t4 in normal levels before medication

A doctor has provided 1 answer
Dr. Alexandre Furman answered

Specializes in Pulmonology

Thyroid: It takes about 6 weeks to see changes in TSH after initiation or changes to supplementation.

Dr Oleary and another doctor agreed

Answered 12/28/2015

1.8k views

Thank

Related Questions

A member asked:

TSH w/reflex to T4 was 0.25. T4 free 1.2. T3 free 2.7. Tsh level was higher and synthroid (thyroxine) 137mg. Still on same dosage. Would this cause fatigue?

A doctor has provided 1 answer

A member asked:

Tsh level is 9.23 HIGH (0.450-4.500) Thyroxine T4 6.4 ( 4.5-12) T3 uptake 27 (24-39%). free thyroxine index 1.7 what does it mean?

A doctor has provided 1 answer

A member asked:

I am 39yrs taking thyroxine 100mcg 1 tab since 5 years.Now TSH 0.22 miu/ml. , total t3, (liothyronine) T4 , freet4 , ft4(serum) are normal.Which medicine should I take?

A doctor has provided 1 answer

A member asked:

Can someone interpret my thyroid levels: T3 (liothyronine) 1.06 ng/ml, T4 10.20 ?g/dl, TSH 2.05 ?iu/ml. I take 75 mg l-thyroxine everyday. Am i given the right dose?

A doctor has provided 1 answer

A member asked:

TSH 1.160 (0.091 in 9/2022) T4 9.7, T3 uptake 21, Free T3 3.6, Free Thyroxine Index 2.0, NP wants to start on low dose Levothyroxine due to low T3 uptake, even though others levels WNL. Should I start taking it or not? 31, female, fatigue, wt gain?

2 doctors weighed in across 2 answers

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