Take levothyroxine on an empty stomach at the same time every day. Avoid food and drink, including coffee, for at least an hour after taking levothyroxine. Switching brands or generics of ...
A hypothyroid patient’s annual lab work shows low thyroid-stimulating hormone (TSH) levels (0.20 mU/L). Her free triiodothyronine and free thyroxine levels are both in the middle of the normal range.
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