SPL Set ID: bf8a952c-f05b-4814-b55a-ed04be015269

Levothyroxine Sodium for Injection contains synthetic crystalline levothyroxine (L-thyroxine) sodium salt. Levothyroxine sodium, USP has a molecular formula of C 15 H 10 I 4 NNaO 4 , a molecular weight of 798.85 g/mol (anhydrous), and the following structural formula: Levothyroxine Sodium for Injection is a sterile, preservative-free lyophilized powder consisting of the active ingredient, levothyroxine sodium, USP and the excipients mannitol and sodium hydroxide for pH adjustment in single-dose amber glass vials. Levothyroxine Sodium for Injection is available at three dosage strengths: 100 mcg per vial, 200 mcg per vial and 500 mcg per vial. Image