STOBOCLO® (denosumab-bmwo) and OSENVELT® (denosumab-bmwo) are approved by FDA for all indications of PROLIA® (denosumab) and XGEVA® (denosumab) respectively[1],[2] STOBOCLO and OSENVELT, among the first wave of biosimilars referencing PROLIA and XGEVA respectively, are commercially available in the U.S. Celltrion further expands its portfolio, delivering cost-effective and high-quality biologic medicines to wider range of patients in the U.S. JERSEY CITY, N.J., July 8, 2025 /PRNewswire/ -- Celltrion USA today announced that STOBOCLO® (denosumab-bmwo) and OSENVELT® (denosumab-bmwo), biosimilars referencing PROLIA® (denosumab) and XGEVA® (denosumab) respectively, are commercially available in the United States.