Sorafenib Tosylate in Treating Patients With Progressive Metastatic Neuroendocrine Tumors March 6, 2020checkorphan Learn more about: WDHA syndrome Related Clinical Trial Sorafenib Tosylate in Treating Patients With Progressive Metastatic Neuroendocrine Tumors Gefitinib in Treating Patients With Progressive Metastatic Neuroendocrine Tumors Recruitment InformationAdministrative Informations