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. 2021 Jul 26;13(7):670–684. doi: 10.4252/wjsc.v13.i7.670

Table 1.

Histone deacetylases inhibitors in clinical trial for brain cancer treatment

Compound
Class
Target
Conditions
Phase of clinical trial
Study title
Entinostat iHDAC (benzamide derivates) Class I Brain stem neoplasm Phase I Entinostat in Treating Pediatric Patients With Recurrent or Refractory Solid Tumors
Pineal region neoplasm
Recurrent lymphoma
Recurrent malignant solid neoplasm
Recurrent primary central nervous system neoplasm
Recurrent visual pathway glioma
Refractory lymphoma
Refractory malignant solid neoplasm
Refractory primary central nervous system neoplasm
Refractory visual pathway glioma
Panobinostat (LBH589) iHDAC (hydroxymic acids) Class I, II, IV Recurrent glioma Phase I Panobinostat and Stereotactic Radiation Therapy in Treating Patients With Brain Tumors
High-grade meningioma
Brain metastasis
Panobinostat (LBH589) iHDAC (hydroxymic acids) Class I, II, IV Diffuse intrinsic pontine glioma Phase I Phase I Study of Marizomib + Panobinostat for Children With DIPG
Pediatric brainstem glioma
Pediatric brainstem gliosarcoma recurrent pediatric cancer
Pediatric brain tumor
Diffuse glioma
Panobinostat (LBH589) iHDAC (hydroxymic acids) Class I, II, IV Recurrent malignant gliomas Phase II Phase II Trial of LBH589 (Panobinostat) in Adult Patients With Recurrent Malignant Gliomas
Valproic Acid iHDAC (fatty acid derivates) Class I, II GBM WHO grade IV Phase III International Cooperative Phase III Trial of the HIT-HGG Study Group (HIT-HGG-2013)
Diffuse midline glioma histone 3 K27M WHO grade IV
Anaplastic astrocytoma WHO grade III
Diffuse intrinsic pontine glioma
Gliomatosis cerebri
Valproic Acid iHDAC (fatty acid derivates) Class I, II Brain metastasis Phase I Phase I Study of Temozolomide, Valproic Acid and Radiation Therapy in Patients With Brain Metastases
Valproic Acid iHDAC (fatty acid derivates) Class I, II Neuroectodermal tumor Phase I Valproate and Etoposide for Patients With Neuronal Tumors and Brain Metastases
Brain metastases
Advanced cancer
Valproic Acid iHDAC (fatty acid derivates) Class I, II Brain tumors Phase II Valproic Acid With Temozolomide and Radiation Therapy to Treat Brain Tumors
High grade gliomas
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain cancer Phase I/II Phase I/II Vorinostat, Erlotinib and Temozolomide for Recurrent Glioblastoma Multiforme
GBM multiforme
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult giant cell GBM Phase II Vorinostat and Bortezomib in Treating Patients With Progressive, Recurrent Glioblastoma Multiforme
Adult GBM
Adult gliosarcoma
Recurrent adult brain tumor
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult giant cell GBM Phase II Vorinostat in Treating Patients With Progressive or Recurrent Glioblastoma Multiforme
Adult GBM
Adult gliosarcoma
Recurrent adult brain tumor
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Recurrent GBM multiforme Phase II Ph II SAHA and Bevacizumab for Recurrent Malignant Glioma Patients
Malignant glioma
Adult brain tumor
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain cancer Phase I Phase I Vorinostat Concurrent With Stereotactic Radiosurgery (SRS) in Brain Metastases From Non-Small Cell Lung Cancer
Neoplasm metastasis
Lung cancer
Carcinoma, non-small-cell lung
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain tumor Phase I/II Suberoylanilide Hydroxamic Acid (SAHA), Bevacizumab, Daily Temozolomide for Recurrent Malignant Gliomas
GBM
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain metastases Phase I Study of the Combination of Vorinostat and Radiation Therapy for the Treatment of Patients With Brain Metastases
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult GBM Not applicable Magnetic Resonance Spectroscopy Imaging in Predicting Response to Vorinostat and Temozolomide in Patients With Recurrent or Progressive Glioblastoma
Depression
Recurrent adult brain tumor
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult anaplastic astrocytoma Phase I Vorinostat and Temozolomide in Treating Patients With Malignant Gliomas
Adult anaplastic oligodendrogliomaAdult giant cell GBM
Adult GBM
Adult gliosarcomaAdult mixed glioma
Recurrent adult brain neoplasm
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Medulloblastoma Phase I Vorinostat Combined With Isotretinoin and Chemotherapy in Treating Younger Patients With Embryonal Tumors of the Central Nervous System
Pineoblastoma
Supratentorial embryonal tumor
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain metastasis Phase II Vorinostat and Concurrent Whole Brain Radiotherapy for Brain Metastasis
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult anaplastic astrocytoma Phase I High-Dose Vorinostat and Fractionated Stereotactic Body Radiation Therapy in Treating Patients With Recurrent Glioma
Adult anaplastic oligodendroglioma
Adult giant cell GBM
Adult GBM
Adult gliosarcoma
Adult mixed glioma
Recurrent adult brain neoplasm
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC GBM Phase I Pembrolizumab and Vorinostat Combined With Temozolomide for Newly Diagnosed Glioblastoma
Brain tumor
GBM
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain stem glioma Phase II/III Vorinostat, Temozolomide, or Bevacizumab in Combination With Radiation Therapy Followed by Bevacizumab and Temozolomide in Young Patients With Newly Diagnosed High-Grade Glioma
Cerebral astrocytoma
Childhood cerebellar anaplastic astrocytoma
Childhood cerebral anaplastic astrocytoma
Childhood spinal cord neoplasm
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult GBM Not applicable Magnetic Resonance Spectroscopy Imaging in Predicting Response to Vorinostat and Temozolomide in Patients With Recurrent or Progressive Glioblastoma
Depression
Recurrent adult brain tumor
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult anaplastic astrocytoma Phase I Vorinostat and Temozolomide in Treating Patients With Malignant Gliomas
Adult anaplastic oligodendroglioma
Adult giant cell GBM
Adult GBM
Adult gliosarcoma
Adult mixed glioma
Recurrent adult brain neoplasm
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Medulloblastoma Phase I Vorinostat Combined With Isotretinoin and Chemotherapy in Treating Younger Patients With Embryonal Tumors of the Central Nervous System
Pineoblastoma
Supratentorial embryonal tumor
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain metastasis Phase II Vorinostat and Concurrent Whole Brain Radiotherapy for Brain Metastasis
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Adult anaplastic astrocytoma Phase I High-Dose Vorinostat and Fractionated Stereotactic Body Radiation Therapy in Treating Patients With Recurrent Glioma
Adult anaplastic oligodendroglioma
Adult giant cell GBM
Adult GBM
Adult gliosarcoma
Adult mixed glioma
Recurrent adult brain neoplasm
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC GBM Phase I Pembrolizumab and Vorinostat Combined With Temozolomide for Newly Diagnosed GBM
Brain tumor
GBM
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Brain stem glioma Phase II/III Vorinostat, Temozolomide, or Bevacizumab in Combination With Radiation Therapy Followed by Bevacizumab and Temozolomide in Young Patients With Newly Diagnosed High-Grade Glioma
Cerebral astrocytoma
Childhood cerebellar anaplastic astrocytoma
Childhood cerebral anaplastic astrocytoma
Childhood spinal cord neoplasm
Vorinostat (SAHA) iHDAC (hydroxymic acids) Pan-HDAC Childhood atypical teratoid/rhabdoid tumor Phase I Vorinostat and Temozolomide in Treating Young Patients With Relapsed or Refractory Primary Brain Tumors or Spinal Cord Tumors
Childhood central nervous system choriocarcinoma
Childhood central nervous system embryonal tumor and other

HDAC: Histone deacetylases; iHDAC: HDAC inhibitors; DIPG: Diffuse intrinsic pontine gliomas; WHO: World Health Organization; Ph: Phase; SRS: Stereotactic radiosurgery; GBM: Glioblastoma.