At a glance
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A Phase II Study of 131I-labeled Metaiodobenzylguanidine (MIBG) for Treatment of Patients With Metastatic or Unresectable Pheochromocytoma and Related Tumors
In Brief
A Phase 2 clinical trial evaluating 131I-MIBG for Pheochromocytoma and Paraganglioma. Completed, enrolled 50 participants across 1 site.
Detailed Summary
This is an ongoing prospective Phase II clinical trial evaluating the efficacy of 131I-MIBG for the treatment of patients with metastatic or unresectable pheochromocytoma and related tumors.
Study Details
Timeline
Interventions
Therapeutic 131I-MIBG will be synthesized at Nuclear Diagnostic Products (NDP; Rockaway, New Jersey) with specific activities of 9-18 Ci/mmole. The therapeutic dose: 8-12 mCi/kg (maximum 1200 mCi ± 10% at investigator's discretion) will be diluted in 25 ml of normal saline, and will be infused intravenously through a patient's peripheral or central line over 120 minutes. The patient will remain in a radiation protected isolation room until radiation emissions are ≤ 2 mr/hr at a 1 meter distance or meets institutional and state guidelines. This usually takes 4-6 days. In all cases, special shielding will be equipped in the room to minimize exposure to the outside environment and personnel will observe institutional radiation safety precautions.