بیس فسفونات

Also known as diphosphonate, diphosphonates, biphosphonate, bisphosphonates, biphosphonates

thumb|200x200px|The general chemical structure of bisphosphonate. The Substituent|R-groups determine the chemical properties of the drug, and distinguishes individual types of bisphosphonates. This chemical structure affords a high affinity for calcium hydroxyapatite, allowing for rapid and specific skeletal targeting.