Zoledronic acid-d3 (Zoledronate-d3) is the deuterium labeled Zoledronic acid (HY-13777). Zoledronic Acid (Zoledronate) is a third-generation bisphosphonate (BP), with potent anti-resorptive activity. Zoledronic Acid inhibits the differentiation and apoptosis of osteoclasts. Zoledronic Acid also has anti-cancer effects[1].