First, the basics: levothyroxine is an oral medication that's taken once daily. It comes in 12 different tablet doses ranging from 25 mcg to 300 mcg. Your healthcare provider will help monitor ...

Levothyroxine sodium 100mcg, 200mcg, 500mcg; pwd for IV inj after reconstitution. Underlying cardiovascular disease. Monitor for cardiac arrhythmias during surgery in those with coronary artery ...