Efter enkelt intravenøs injektion af syntetisk humant I- calcitonin, udskilles 95% af dosis i 48- timers urinen; 2, 4% af dosis udskilles som uændret I- calcitonin og resten som iodide nedbrydningsprodukter.
Following single intravenous injection of synthetic human I-calcitonin, 95% of the dose is excreted in the 48-hour urine; 2.4% of the dose is accounted for by unchanged I-calcitonin and the rest by iodinated degradation products.