Denosumab in Primary Hyperparathyroidism

"The dose of denosumab is 60 mg every 6 months by subcutaneous injection.~The 52 subjects will be randomly allocated (2:1) into treatment and placebo arms with the placebo group receiving a subcutaneous injection of vehicle in year 1. In year 2, those who were allocated to the study drug in year 1 will continue in year 2. Those who were allocated to placebo in year 1 will be crossed over to study drug in year 2.~Group # 1: Receive active drug for year 1 and year 2 of the study~Group #2: Receive placebo for year 1 and active drug for year 2 of the study"

"The dose of denosumab is 60 mg every 6 months by subcutaneous injection. The placebo group will receive vehicle injections at the same time interval.~The 52 subjects will be randomly allocated (2:1) into treatment and placebo arms with the placebo group receiving a subcutaneous injection of vehicle in year 1. In year 2, those who were allocated to the study drug in year 1 will continue in year 2. Those who were allocated to placebo in year 1 will be crossed over to study drug in year 2.~Group # 1: Receive active drug for year 1 and year 2 of the study~Group #2: Receive placebo for year 1 and active drug for year 2 of the study"