Prolia is a monoclonal antibody that binds to a specific protein on osteoclasts and decreases their activity. Osteoclasts are responsible for dissolving and breaking down old or damaged bone cells. By ...

Prolia (denosumab) and Fosamax (alendronate) are brand-name drugs. They’re both prescribed for osteoporosis in certain adults. A healthcare professional administers Prolia, while Fosamax can be taken ...