Thyronorm 37.5mcg Tablet 120's is a synthetic thyroid hormone that functions by replacing thyroid hormone in the body when the body's natural thyroid hormone production is insufficient to meet the body's needs. The main use of Thyronorm 37.5mcg Tablet 120's is to treat hypothyroidism, or low thyroid hormone secretion. It contains thyroxine, a synthetic thyroid hormone that is essentially an exact replica of the thyroid hormone produced by our own thyroid gland. Thyroxine aids in replenishing low levels of thyroid hormone and/or relieving thyroid gland strain.Disclaimer : For More Details, Contact Your Physician