Isoray Inc. (Isoray) is a national isotope-based medical company and the sole producer of

Cesium Caesium ( IUPAC spelling) (or cesium in American English) is a chemical element with the symbol Cs and atomic number 55. It is a soft, silvery-golden alkali metal with a melting point of , which makes it one of only five elemental metals that ...

brachytherapy Brachytherapy is a form of radiation therapy where a sealed radiation source is placed inside or next to the area requiring treatment. ''Brachy'' is Greek for short. Brachytherapy is commonly used as an effective treatment for cervical, prost ...

sources, which are expanding

treatments for difficult to treat cancers. Isoray is a registered manufacturer with the

FDA The United States Food and Drug Administration (FDA or US FDA) is a federal agency of the Department of Health and Human Services. The FDA is responsible for protecting and promoting public health through the control and supervision of food s ...

and holds multiple 510(k) clearances for brachytherapy devices. The brachytherapy isotopes are sold under the brandname Blu. The company went public in 2005. Isoray’s corporate headquarters is located at 350 Hills Street, Suite 106, Richland WA 99354.

References

;Notes {{reflist Companies listed on NYSE American Health care companies established in 2004 2005 initial public offerings