<unk>  is a bisphosphonate that is FDA approved for the treatment of postmenopausal osteoporosis, osteoporosis in men, glucocorticoid-induced osteoporosis and paget’s disease.   Common adverse reactions include rash，abdominal pain， constipation，diarrhea，indigestion，nausea，backache，urinary tract infectious disease and influenza-like illness..
Risedronate
Etidronate
Zoledronate
Ibandronate 
Tiludronate
Zoledronic acid
Alendronate
Pamidronic acid