bisphosphonate

In pharmacology, bisphosphonates (also called: diphosphonates) is a class of drugs that inhibits osteoclast action and the resorption of bone. Its uses include the prevention and treatment of osteoporosis, osteitis deformans ("Paget's disease of bone"), bone metastasis (with or without hypercalcemia), multiple myeloma and other conditions that feature bone fragility.
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A type of drug used to treat osteoporosis and the bone pain caused by some types of cancer. Also called diphosphonate.