Why are prolia and raloxifene considered by some to be better alternatives to the other treatments for osteoporosis and are the side effects common?

Raloxifene. For high risk women for brast cancer, Raloxifene has been shown to have protective effect.
Alternatives. They are bisphosophonate alternatives. These (boniva, fosamax) are the most common medications prescribed for osteoporosis data. Fracture data is excellent but they are difficult to monitor in the sense that they do not actually increase the density of bone. Bisphosophates bind to bone matrix and strengthen it. The side effects (atypical fracture, reflux, kidney issues), can create concern .