Elcatonin est derivativum calcitoninum, quod ex calcitonin anguillae transformatur, mutato vinculo S-S in vinculum firmum C-N.. Absorptionem et autolysis ossium inhibet, ita ad sanguinem calcium descendentem. Insuper, os salia dissoluta et transferens et calcii excretionem et phosphori in urina inhibet. interea, vetat renum tubulis reabsorbentibus calcium, phosphoro et sodium et servat sanguinem calcium in normali gradu. Maxime usus est ad remittendum vel tollendum dolorem Osteoporosis.
Calcitonin can be used as a drug to treat calcium and phosphorus metabolic disorders, and can be used to treat hypercalcemia, osteitis deformation, osteoporosis, hyperphosphatemia, ulcer disease, as well as the diagnosis of thyroid myelocellular carcinoma and lung cancer. Neurodystrophy and calcium, phosphorus metabolic disorders such as hypercalcemia, hyperphosphatemia, ulcer disease, acute pancreatitis. It is also used to diagnose thyroid and medullary cell carcinoma and lung cancer.