Questions About Cancer? 1-800-4-CANCER
  • Print
  • Facebook
  • Twitter
  • Google+
  • Pinterest

NCI Drug Dictionary


PVA microporous hydrospheres 
An embolic material composed of microspheres of polyvinyl alcohol (PVA) polymers. These water-soluble, compressible microspheres may be used to encapsulate various therapeutic agents; drug-loaded microspheres can then be used as a drug delivery vehicle during embolization of tumor vasculature. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus)
US brand name:Bead Block Compressible Microspheres