title: I have an underactive thyroid and take the thyroid drug levothyroxine. I also take a calcium supplement to help prevent osteoporosis. I've heard that I should take these two at different times of the day. Is this true?
mesh_terms: D002118:Calcium / Q000008:administration & dosage*; D004334:Drug Administration Schedule; D004347:Drug Interactions; D005260:Female; D006801:Humans; D007037:Hypothyroidism / Q000188:drug therapy*; D010024:Osteoporosis / Q000517:prevention & control*; D013974:Thyroxine / Q000008:administration & dosage*
chemical_list: D013974:Thyroxine; D002118:Calcium