sodium iodide, an iodine supplement. 
INDICATIONS: It is prescribed in the treatment of thyrotoxic crisis and neonatal thyrotoxicosis and in the management of hyperthyroidism before thyroidectomy. CONTRAINDICATIONS: Hyperkalemia or known hypersensitivity to this drug prohibits its use. ADVERSE EFFECTS: Among the more serious adverse effects are salivary gland swelling, metallic taste, rashes, and GI disturbances. Acute poisoning may result in angioedema and pulmonary edema.
