Definition of etidronate
: a white sodium salt C2H6Na2O7P2 that inhibits the formation, growth, and dissolution of hydroxyapatite crystals and is administered orally in the treatment of some bone diseases (such as Paget's disease of bone)
— called also etidronate disodium
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Time Traveler for etidronate
The first known use of etidronate was in 1971
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