Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 22, 2026, 10:07 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Melanoma (Skin)
Interventions
O6-benzylguanine, carmustine
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2000
U.S. locations
13
States / cities
Chicago, Illinois • Decatur, Illinois • Evanston, Illinois + 8 more
Conditions
Recurrent Cutaneous T-cell Non-Hodgkin Lymphoma, Stage I Cutaneous T-cell Non-Hodgkin Lymphoma, Stage II Cutaneous T-cell Non-Hodgkin Lymphoma
Interventions
O6-benzylguanine, carmustine, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
19 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Brain and Central Nervous System Tumors
Interventions
O6-benzylguanine, carmustine
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2000
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Malignant Neoplasms of Eye, Brain and Other Parts of Central Nervous System
Interventions
carmustine, radiation therapy, O6-Benzylguanine
Drug · Radiation
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
183 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2012
U.S. locations
163
States / cities
Anchorage, Alaska • Phoenix, Arizona • Fairfield, California + 105 more
Conditions
Colorectal Cancer
Interventions
O6-benzylguanine, carmustine
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2003
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Brain and Central Nervous System Tumors
Interventions
O6-benzylguanine, temozolomide, conventional surgery
Drug · Procedure
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Glioblastoma, Gliosarcoma
Interventions
Temodar and O6-Benzylguanine
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Multiple Myeloma and Plasma Cell Neoplasm
Interventions
O6-benzylguanine, carmustine
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
Not listed
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
3
States / cities
Chicago, Illinois • Cleveland, Ohio
Conditions
Glioblastoma, Gliosarcoma
Interventions
3-Dimensional Conformal Radiation Therapy, Autologous Hematopoietic Stem Cell Transplantation, Carmustine, Filgrastim, In Vitro-Treated Peripheral Blood Stem Cell Transplantation, Intensity-Modulated Radiation Therapy, Laboratory Biomarker Analysis, O6-Benzylguanine, Plerixafor, Proton Beam Radiation Therapy, Temozolomide
Radiation · Procedure · Drug + 2 more
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Glioblastoma Multiforme, Anaplastic Glioma
Interventions
Temodar and O6-Benzylguanine (BG)
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Brain and Central Nervous System Tumors
Interventions
O6-benzylguanine, polifeprosan 20 with carmustine implant, adjuvant therapy, conventional surgery, neoadjuvant therapy
Drug · Procedure
Lead sponsor
Pediatric Brain Tumor Consortium
Network
Eligibility
3 Years to 21 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
9
States / cities
San Francisco, California • Washington D.C., District of Columbia • Boston, Massachusetts + 6 more
Conditions
Recurrent Primary Cutaneous T-Cell Non-Hodgkin Lymphoma, Stage I Mycosis Fungoides and Sezary Syndrome AJCC v7, Stage II Mycosis Fungoides and Sezary Syndrome AJCC v7
Interventions
Carmustine, Laboratory Biomarker Analysis, O6-Benzylguanine
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
19 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
4
States / cities
Detroit, Michigan • Cleveland, Ohio • Columbus, Ohio
Conditions
Brain and Central Nervous System Tumors
Interventions
O6-benzylguanine, polifeprosan 20 with carmustine implant, conventional surgery
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2000
U.S. locations
9
States / cities
Birmingham, Alabama • Tampa, Florida • Atlanta, Georgia + 6 more
Conditions
Adult Nasal Type Extranodal NK/T-cell Lymphoma, AIDS-related Diffuse Large Cell Lymphoma, AIDS-related Diffuse Mixed Cell Lymphoma, AIDS-related Diffuse Small Cleaved Cell Lymphoma, AIDS-related Immunoblastic Large Cell Lymphoma, AIDS-related Lymphoblastic Lymphoma, AIDS-related Peripheral/Systemic Lymphoma, AIDS-related Small Noncleaved Cell Lymphoma, Anaplastic Large Cell Lymphoma, Angioimmunoblastic T-cell Lymphoma, Cutaneous B-cell Non-Hodgkin Lymphoma, Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue, Hepatosplenic T-cell Lymphoma, HIV-associated Hodgkin Lymphoma, Intraocular Lymphoma, Nodal Marginal Zone B-cell Lymphoma, Noncutaneous Extranodal Lymphoma, Peripheral T-cell Lymphoma, Recurrent Adult Burkitt Lymphoma, Recurrent Adult Diffuse Large Cell Lymphoma, Recurrent Adult Diffuse Mixed Cell Lymphoma, Recurrent Adult Diffuse Small Cleaved Cell Lymphoma, Recurrent Adult Grade III Lymphomatoid Granulomatosis, Recurrent Adult Hodgkin Lymphoma, Recurrent Adult Immunoblastic Large Cell Lymphoma, Recurrent Adult Lymphoblastic Lymphoma, Recurrent Adult T-cell Leukemia/Lymphoma, Recurrent Cutaneous T-cell Non-Hodgkin Lymphoma, Recurrent Grade 1 Follicular Lymphoma, Recurrent Grade 2 Follicular Lymphoma, Recurrent Grade 3 Follicular Lymphoma, Recurrent Mantle Cell Lymphoma, Recurrent Marginal Zone Lymphoma, Recurrent Mycosis Fungoides/Sezary Syndrome, Recurrent Small Lymphocytic Lymphoma, Refractory Hairy Cell Leukemia, Small Intestine Lymphoma, Splenic Marginal Zone Lymphoma, Stage I AIDS-related Lymphoma, Stage II AIDS-related Lymphoma, Stage III AIDS-related Lymphoma, Stage IV AIDS-related Lymphoma, T-cell Large Granular Lymphocyte Leukemia, Testicular Lymphoma, Waldenström Macroglobulinemia
Interventions
carmustine, cytarabine, melphalan, etoposide, O6-benzylguanine, autologous hematopoietic stem cell transplantation, peripheral blood stem cell transplantation, laboratory biomarker analysis
Drug · Procedure · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 66 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
O6-benzylguanine, carmustine, chemosensitization/potentiation therapy
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2004
U.S. locations
2
States / cities
Cleveland, Ohio
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
O6-benzylguanine
Drug
Lead sponsor
University of Chicago
Other
Eligibility
Not listed
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2001
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Childhood Central Nervous System Germ Cell Tumor, Childhood Choroid Plexus Tumor, Childhood Craniopharyngioma, Childhood Ependymoblastoma, Childhood Grade I Meningioma, Childhood Grade II Meningioma, Childhood Grade III Meningioma, Childhood High-grade Cerebellar Astrocytoma, Childhood High-grade Cerebral Astrocytoma, Childhood Infratentorial Ependymoma, Childhood Low-grade Cerebellar Astrocytoma, Childhood Low-grade Cerebral Astrocytoma, Childhood Medulloepithelioma, Childhood Mixed Glioma, Childhood Oligodendroglioma, Childhood Supratentorial Ependymoma, Recurrent Childhood Brain Stem Glioma, Recurrent Childhood Cerebellar Astrocytoma, Recurrent Childhood Cerebral Astrocytoma, Recurrent Childhood Ependymoma, Recurrent Childhood Medulloblastoma, Recurrent Childhood Pineoblastoma, Recurrent Childhood Subependymal Giant Cell Astrocytoma, Recurrent Childhood Supratentorial Primitive Neuroectodermal Tumor, Recurrent Childhood Visual Pathway and Hypothalamic Glioma
Interventions
O6-benzylguanine, temozolomide, filgrastim, pharmacological study, laboratory biomarker analysis
Drug · Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 21 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2002
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Glioblastoma Multiforme
Interventions
MGMTP140K-encoding retroviral vector, O6-benzylguanine, temozolomide, laboratory biomarker analysis, autologous hematopoietic stem cell transplantation, in vitro-treated peripheral blood stem cell transplantation, radiation therapy
Biological · Drug · Other + 2 more
Lead sponsor
Stanton Gerson MD
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Glioma, Astrocytoma, Oligodendroglioma, Oligoastrocytoma
Interventions
Temozolomide and O6-Benzylguanine
Drug
Lead sponsor
Keryx / AOI Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
12
States / cities
Los Angeles, California • Orlando, Florida • Chicago, Illinois + 9 more
Conditions
Glioblastoma, Gliosarcoma
Interventions
Temodar, O6-BG, and Irinotecan
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
ifosfamide, O6-benzylguanine
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Brain and Central Nervous System Tumors
Interventions
O6-benzylguanine, temozolomide
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 21 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
11
States / cities
San Francisco, California • Washington D.C., District of Columbia • Chicago, Illinois + 7 more
Conditions
Brain and Central Nervous System Tumors
Interventions
O6-benzylguanine
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 120 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2009
U.S. locations
9
States / cities
Los Angeles, California • San Francisco, California • Boston, Massachusetts + 6 more
Conditions
Sarcoma
Interventions
O6-benzylguanine, carmustine
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2002
U.S. locations
10
States / cities
Chicago, Illinois • Decatur, Illinois • Evanston, Illinois + 5 more