Overview 131I-Labeled MIBG for Refractory Neuroblastoma: A Compassionate Use Protocol Status: Available Trial end date: 1969-12-31 Target enrollment: Participant gender: Summary This is a compassionate use protocol to allow patients with advanced neuroblastoma palliative access to 131I-metaiodobenzylguanidine (131I-MIBG). Details Lead Sponsor: Kieuhoa VoUniversity of California, San FranciscoCollaborator: Cannonball Kids Cancer Foundation, IncTreatments: 3-Iodobenzylguanidine