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 Levothyroxine Interactions: Drugs, Diet, & More GoodRx THE MUST HAVE SUPPLEMENT FOR EVERY PATIENT WITH HASHIMOTO'S: GLUTATHIONE Dr Josh Redd Glutathione system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Cell Death & Disease Glutathione Benefits for Better Thyroid Health Paloma Health Taking Glutathione Supplement? Here's What You Should Avoid