Pill with imprint L 20 is Yellow, Round and has been identified as Levothyroxine Sodium 100 mcg. It is supplied by Lupin Pharmaceuticals, Inc.

Levothyroxine is used in the treatment of Hashimoto's disease; Underactive Thyroid; Hypothyroidism, After Thyroid Removal; TSH Suppression; Thyroid Suppression Test and belongs to the drug class thyroid drugs. Studies show no risk during pregnancy. Levothyroxine 100 mcg is not a controlled substance under the Controlled Substances Act (CSA).