153Sm-DOTMP (153Sm-CycloSAM) is a bone pain palliation agent under development by the US company Isotherapeutics. Original patents are dated from 1989. This product must be considered as a generic, was recently (2020) reactivated. It localizes to bone surfaces in the same way as 153Sm-EDTMP (Quadramet®).
Radiation type: beta electrons (β–)