Methylene diphosphonate

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Methylene diphosphonate
Systematic (IUPAC) name
phosphonomethylphosphonic acid
Identifiers
CAS number 1984-15-2
ATC code  ?
PubChem 16124
Chemical data
Formula CH6O6P2 
Mol. mass 176.002 g/mol
Pharmacokinetic data
Bioavailability  ?
Metabolism  ?
Half life  ?
Excretion  ?
Therapeutic considerations
Pregnancy cat.

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Legal status
Routes  ?

Methylene diphosphonate (MDP or medronic acid) is a pharmaceutical product used especially in nuclear medicine, linked to 99mTc, as a marker to avoid the Single Photon Emission Scintigraphy, or SPECT, to localize carcinogentic bone metastasis as well as other diseases that can alter the natural turn-over in bone.