[Trend of an osteoporosis curative medicine--Who uses what from when to when how?]

About the point of which medicine to use how in the medical treatment of osteoporosis, the large-scale clinical trial performed in Europe and America has been arranging. Especially, about calcium, vitamin D, estrogen, and bisphosphonates medicine can be used now based on the evidence about them. The necessity of medical treatment for the patient diagnosed as osteoporosis according to the criteria established by osteoporosis congress is guaranteed. However, when considering the necessity for prevention of osteoporosis, we would like to know the view about medicating osteopenia group, but there are few bases that for the moment it is important. Moreover, "up to when" in the point whether medical treatment is required, we have to wait for the report of the clinical test of medicine medication over a long period of time which is performed now. However, it is foundations to continue medicine medication as much as possible now, if effective. Although it became clear in estrogen medical treatment that a risk is higher than a benefit by medication examination over a long period of time, as well as this, It is necessary to discuss the benefit and the economic effect of an osteoporosis curative medicine.