Canada
A 21-year-old male asked:
Does testosterone have any influence on tsh , does it raises thyroid function or decreases it ?
2 doctor answers • 3 doctors weighed in

A Verified Doctoranswered
33 years experience
No effect: Hi. Testosterone has no effect on thyroid function.
Created for people with ongoing healthcare needs but benefits everyone.
3.6k viewsAnswered >2 years ago

Dr. David Geffneranswered
Endocrinology 56 years experience
Correct: Taking testosterone can decrease Thyroid Binding Protein (TBP) so total T4 (and some "free" T4) test(s) can look low. Your endocrinologist will do a free T4 index or a "free" T4 that TBG changes do not influence.
Created for people with ongoing healthcare needs but benefits everyone.
3.6k viewsReviewed >2 years ago
Last updated Dec 13, 2014
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