what category does liothyronine belong and what disease does it treat
Liothyronine is a synthetic form of thyroid hormone (T 3) used to treat hypothyroidism and myxedema coma.It is also used as an augmentation strategy in treating Major Depressive Disorder when used in combination with antidepressants.iothyronine may cause a number of side effects, mostly similar to symptoms of hyperthyroidism, which include: 1  weight loss. 2  tremor. 3  headache. 4  upset stomach. 5  vomiting. 6  diarrhea. 7  stomach cramps. 8  nervousness. 9  irritability. 10  insomnia. 11  excessive sweating. 12  increased appetite. 13  fever. 14  changes in menstrual cycle. 15  sensitivity to heat.