[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][C][C][N][Branch1][C][C][C][C][C][Branch1][C][O][Branch1][=Branch2][P][=Branch1][C][=O][Branch1][C][O][O][P][=Branch1][C][=O][Branch1][C][O][O]"}, {"from": "gpt", "value": "The molecule is a third generation, nitrogen containing bisphosphonate similar to [zoledronic acid], [minodronic acid], and [risedronic acid]. It is used to prevent and treat postmenopausal osteoporosis. Ibandronate was first described in the literature in 1993 as a treatment for bone loss in dogs.  Ibandronate was granted FDA approval on 16 May 2003."}]