Preotact is contraindicated in patients • with hypersensitivity to parathyroid hormone or to any of the excipients (see section 6.1) • who have previously received radiation therapy to the skeleton • with pre-existing hypercalcemia and other disturbances in the phosphocalcic metabolism • with metabolic bone diseases other than primary osteoporosis (including hyperparathyroidism and Paget’ s disease of the bone) • with unexplained elevations of bone-specific alkaline phosphatase • with severe renal impairment • with severe hepatic impairment