(pharmacology) The conjugate base, or any salt or ester, of alendronic acid.

plural of alendronate

(pharmacology) A bisphosphonate C₄H₁₃NO₇P₂ used to inhibit bone resorption especially in the treatment of osteoporosis in postmenopausal women and Paget's disease of bone. Trade names include Fosamax and possibly others.