pamidronate

noun

pam·​id·​ro·​nate ˌpam-i-ˈdrō-ˌnāt  -ˈid-rō- 

: a disodium bisphosphonate bone-resorption inhibitor C₃H₉NNa₂O₇P₂ administered as an intravenous infusion especially in the treatment of Paget's disease of bone and hypercalcemia associated with malignancy

called also pamidronate disodium