Methylene diphosphonate


Methylene diphosphonate
Systematic (IUPAC) name
phosphonomethylphosphonic acid
Identifiers
CAS number	1984-15-2
ATC code	?
PubChem	16124
Chemical data
Formula	C H₆O₆P₂
Mol. mass	176.002 g/mol
Pharmacokinetic data
Bioavailability	?
Metabolism	?
Half life	?
Excretion	?
Therapeutic considerations
Pregnancy cat.	?
Legal status
Routes	?

Methylene diphosphonate (MDP or medronic acid) is a pharmaceutical product used especially in nuclear medicine, linked to ⁹⁹^mTc, 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.

v • d • e Drugs for treatment of bone diseases (M05)
Bisphosphonates	Nitrogenous (Pamidronic acid, Alendronic acid, Ibandronic acid, Risedronic acid, Zoledronic acid) - Non-nitrogenous (Etidronic acid, Clodronic acid, Tiludronic acid)
Bone morphogenetic proteins	Dibotermin alfa - Eptotermin alfa
Other	Ipriflavone - Aluminium chlorohydrate - Strontium ranelate