L Thyroxine (Levothyroxine) Thyroid Hormone MedChemExpress PDF) Assessment of thiol disulfide and glutathione homeostasis after levothyroxine replacement in individuals with autoimmune or nonautoimmune hypothyroidism Levothyroxine (Synthroid, Tirosint, Levoxyl) is a medication for treating hypothyroidism (underactive thyroid), a condition that is more common in people with Down syndrome. Health care providers usually recommend taking levothyroxine with water GLUTATHIONE WHAT YOU NEED TO KNOW Glutathione is a master antioxidant essential for optimizing our health. Many Americans are chronically depleted in glutathione due to: Living in a stressed state 24 7 These highlights do not include all the information needed to use LEVOTHYROXINE SODIUM TABLETS safely and effectively. See full prescribing information for LEVOTHYROXINE SODIUM TABLETS. LEVOTHYROXINE SODIUM tablets, for oral use Initial