DEAR DR. ROACH: I had a thyroidectomy, and I take levothyroxine. Instructions for the medication state not to take it within four hours of consuming calcium. No discussion of the drug has clearly stated whether this only refers to calcium supplements or whether this also includes high-calcium foods.
I usually take levothyroxine when I wake up, between 2 a.m. and 3:30 a.m., to a...
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