Additional information Active substance Liothyronine Sodium Dosage 40 Mcg Water Retention No Hepatotoxicity None Lab Test Thyroid function tests (T3 levels) Also known as T3 Blood pressure Can cause an increase Trade name Cytomel FORM Oral Dosage Unit Tabs Reference SLAPHRM21 Tab Piece 100 Tabs Storage conditions Store at room temperature, away from moisture and light Chemical name Liothyronine sodium Formula C15H11I3NNaO4 Substance class Thyroid hormone Main action Increases the basal metabolic rate Half-life 2.5 days Dosage (medical) Typically 5 to 25 micrograms per day Dosage (sports) 25 to 75 micrograms per day Effects Accelerates fat loss, increases energy levels Side effects Heart palpitations, nervousness, irritability, sweating, irregular heartbeats, weight loss Use in sports Used to enhance weight loss and increase metabolism Packing Bottle