Also, if you add two-and-a-half hours of moderate-intensity exercise week, plus keep fat calories to 25 percent of your daily intake, your diabetes risk practically disappears. Therefore, SYNTHROID therapy should be initiated why kelp is not given with levothyroxine immediately upon diagnosis and is generally continued for life. This information is not intended as individual medical advice and does not substitute for the knowledge and judgment of your health care professional. Therefore, oral thyroid hormone drug products are not recommended to treat this condition. It belongs to the biguanide class of molecules, which decrease glucose production by the liver. Overall, pleased with this medication although would prefer not having to be dependent upon it but to date it has kept my thyroid trouble free and me symptom free.