Salmon calcitonin is about 60 yuan each, generally available in hospital clinics and pharmacies. Salmon calcitonin is mainly used for osteoporosis, especially in elderly osteoporosis or post-menopausal osteoporosis, as well as patients with osteoarthritis, hyperparathyroidism, lack of exercise or vitamin D toxicity, the use of 1 ml of saline inside each injection, intramuscular injection or subcutaneous injection, the course of treatment for six weeks, skin test allergies and breastfeeding women who are pregnant. Pregnant women are forbidden to use it.