<unk>  is a calcium regulator that is FDA approved for the treatment of postmenopausal women with osteoporosis at high risk for fracture, men and women with glucocorticoid-induced osteoporosis at high risk for fracture and increase of bone mass in men with primary or hypogonadal osteoporosis at high risk for fracture.. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include arthralgia and nausea.
Teriparatide
Denosumab
Zoledronate
Etidronate
Risedronate
Ibandronate 
Tiludronate
Alendronate