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 ...

There has been general agreement about the equivalent dosage of desiccated thyroid and sodium levothyroxine needed for a similar clinical effect. Starr and Liebhold-Schueck 4 considered that 0.1 mg.