Sodium levothyroxine pentahydrate;O-(4-Hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine monosodium salt pentahydrate;3',3,5',5-Tetraiodo-L-thyronine sodium salt pentahydrate;L -THYROXINE SODIUM SALT PENTAHYDRATE CRYSTALLINE;L-Thyroxine (sodium salt pentahydrate);sodium,(2S)-2-amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]propanoate,pentahydrate;L-Thyroxine sodium salt pentahydrate