Salmon calcitonin, right? Add it to water for injection, and inject it subcutaneously or intramuscularly, and use it under the guidance of a doctor. Osteoporosis: once a day, according to the severity of the disease, each time 10-20μg or 20μg every other day. In order to prevent the progressive loss of bone, appropriate intake of calcium and vitamin D should be taken according to individual needs. Hypercalcemia: subcutaneous or intramuscular injection once or twice per kilogram of body weight 1-2μg per day. The treatment should be adjusted according to the patient's clinical and biochemical reactions. If the injection dose exceeds 2ml, multiple injections should be taken. Osteoarthritis deformans: 20μg daily or every other day. Painful dystrophy: Early diagnosis is important, and once diagnosed, it should be treated as soon as possible. 20μg subcutaneous or intramuscular injection every day for 2~4 weeks; Then three times a week, 20μg each time, for more than 6 weeks; It depends on the patient's reaction.