Prolia Mechanism of Action*
Prolia is the first RANK ligand inhibitor. Prolia’s mechanism of action inhibits the activity of osteoclasts before they get to bone; decreasing bone resorption and increasing bone mass and strength in both cortical and trabecular bone throughout the skeleton.1*
Mechanism of Action in Postmenopausal Osteoporosis*



Adapted from the respective Product Monographs.1,2
*Clinical significance has not been established.
† Comparative clinical significance has not been established.
*Clinical significance has not been established.
† Comparative clinical significance has not been established.
Additional Resources
References
1. | Amgen Canada Inc. Prolia® (denosumab injection) Product Monograph. November 24, 2023. |
2. | Allergan Inc. Actonel®/Actonel DR® Product Monograph. November 3, 2022. |