19 получавали синакалцет до 3 години (средно 328 дни за пациенти с паратироиден карцином и средно 347 дни за първичен ХПТ).
In a key study,46 patients (29 with parathyroid carcinoma and 17 with primary HPT (who had failed or had contraindications to parathyroidectomy) received cinacalcet for up to 3 years (mean of 328 days for patients with parathyroid carcinoma and mean of 347 days for patients with primary HPT).