Controlled Study of ONO-5920 in Patients With Involutional Osteoporosis in Japan

Controlled Study of ONO-5920 in Patients With Involutional Osteoporosis in Japan

The purpose of this study is to evaluate the efficacy and safety of ONO-5920 in patients with involutional osteoporosis.

Inclusion Criteria:

1. A diagnosis in accordance with Criteria for the Diagnosis of Primary Osteoporosis.
2. Other inclusion criteria as specified in the study protocol.

Exclusion Criteria:

1. Patients having secondary osteoporosis or another condition that presents low bone mass.
2. Patients having findings that affect measurement of lumbar spinal bone mineral density by DXA
3. Patients that have been administered bisphosphonate derivatives.
4. Other exclusion criteria as specified in the study protocol.