Overview Acute Effect of Teriparatide With Bisphosphonate or Denosumab on Bone Resorption Status: Completed Trial end date: 2014-08-01 Target enrollment: Participant gender: Summary The aim of the study is to assess the relative antiresorptive properties of 2 osteoporosis medications when combined with teriparatide. Phase: Phase 4 Details Lead Sponsor: Massachusetts General HospitalTreatments: AlendronateDenosumabDiphosphonatesTeriparatide