Therapies

Radiopharmaceutical Therapy: Agent/Protocol-Specific Procedure I-131 Sodium Iodide for Hyperthyroidism

I-131 sodium iodide is available as a stable aqueous solution or solid capsule form for oral administration. I-131 decays by beta emission (~90% of local irradiation) and associated gamma emission (~10% of local irradiation), with a physical half-life of 8.04 days.