<unk> (153Sm) lexidronam is a radiopharmaceutical agent that is FDA approved for the treatment of pain in patients with confirmed osteoblastic metastatic bone lesions that enhance on radionuclide bone scan.   Common adverse reactions include diarrhea, decreased hemoglobin, flare reaction, infectious disease.
Samarium 
Flea
Scombroid
Tumble weed
Ryegrass
Volcano
Ovum
Canary grass