<unk> (oral) is a bisphosphonate that is FDA approved for the treatment of and prevention of osteoporosis in postmenopausal women.   Common adverse reactions include hypertension, abdominal pain, diarrhea, indigestion, nausea, backache, pain in limb, headache, bronchitis, upper respiratory infection.
Ibandronate 
Etidronate
Risedronate
Zoledronate
Tiludronate
Zoledronic acid
Alendronate
Pamidronic acid