Exclusion Criteria:Exclusion Criteria: Patients: Any patient requiring continuous LHRH Any patient who has had an orchiectomy Any patient with painful bone metastases Who have received chemotherapy for prostate cancer Who have a abnormal serum creatine >2.5 Receiving any investigational drug within the last 28 days Severe uncontrolled infection, diabetes, cardiac disease Patients with fragility fractures, hyperparathyroidism, Pagets renal osteodystrophy will be excluded History of non compliance to medical regimens or unwillingness to return for medical visits