Temozolomide

Generic Name
Temozolomide
Brand Names
Temodar, Temomedac, Temodal, Temozolomide Sun, Temozolomide Accord, Temozolomide Teva
Drug Type
Small Molecule
Chemical Formula
C6H6N6O2
CAS Number
85622-93-1
Unique Ingredient Identifier
YF1K15M17Y
Background

Refractory anaplastic astrocytoma (WHO grade III) and Glioblastoma multiforme (WHO grade IV) are primary malignant brain tumours with poor prognosis and limited treatment options. Despite considerable genetic heterogeneity, these tumours often have impaired DNA repair systems, rendering them initially sensitive to alkylating agents, although they invariably develop resistance to these agents over time. Temozolomide is an imidazotetrazine prodrug that is stable at acidic pH but undergoes spontaneous nonenzymatic hydrolysis at neutral or slightly basic pH; these properties allow for both oral and intravenous administration. Following initial hydrolysis, further reactions liberate a highly reactive methyl diazonium cation capable of methylating various residues on adenosine and guanine bases leading to DNA lesions and eventual apoptosis. Temozomolide as an adjunct to radiotherapy followed by maintenance dosing remains the standard of care for both Glioblastoma and refractory anaplastic astrocytoma.

Temozolomide was granted FDA approval on August 11, 1999, as an oral capsule and subsequently on February 27, 2009, as an intravenous injection. It is currently marketed under the trademark TEMODAR® by Merck.

Indication

Temozolomide is indicated in adult patients for the treatment of newly diagnosed glioblastoma concomitantly with radiotherapy and for use as maintenance treatment thereafter. It is also indicated for the treatment of refractory anaplastic astrocytoma in adult patients or adjuvant therapy for adults with newly diagnosed anaplastic astrocytoma.

Associated Conditions
Advanced Melanoma, High Grade Glioma: Glioblastoma (GBM), Primary Central Nervous System Lymphoma, Refractory Ewing Sarcoma, Refractory Neuroblastoma, Soft Tissue Sarcoma, Advanced Neuroendocrine tumor, Newly diagnosed Anaplastic Astrocytoma (AA), Refractory Anaplastic astrocytoma, Refractory, advanced Mycosis fungoides, Refractory, advanced Sezary Syndrome
Associated Therapies
-

Nivolumab in Combination With Temozolomide and Radiotherapy in Children and Adolescents With Newly Diagnosed High-grade Glioma

First Posted Date
2020-02-12
Last Posted Date
2024-12-02
Lead Sponsor
Gustave Roussy, Cancer Campus, Grand Paris
Target Recruit Count
41
Registration Number
NCT04267146
Locations
🇫🇷

CHU Angers, Angers, France

🇫🇷

Centre Oscar Lambret, Lille, France

🇫🇷

Centre Léon Bérard, Lyon, France

and more 4 locations

LAM561 With RT and TMZ for Adults With Glioblastoma

Phase 2
Active, not recruiting
Conditions
Interventions
First Posted Date
2020-01-31
Last Posted Date
2024-05-31
Lead Sponsor
Laminar Pharmaceuticals
Target Recruit Count
140
Registration Number
NCT04250922
Locations
🇪🇸

Hospital Clinic, Barcelona, Spain

🇪🇸

Hospital Clínico San Carlos, Madrid, Spain

🇪🇸

Hospital Vall d'Hebron, Barcelona, Spain

and more 19 locations

9-ING-41 in Pediatric Patients with Refractory Malignancies.

First Posted Date
2020-01-23
Last Posted Date
2024-11-08
Lead Sponsor
Actuate Therapeutics Inc.
Target Recruit Count
68
Registration Number
NCT04239092
Locations
🇺🇸

University of California, San Francisco, San Francisco, California, United States

🇺🇸

Children's Hospital Colorado, Aurora, Colorado, United States

🇺🇸

University of Chicago, Chicago, Illinois, United States

and more 6 locations

A Study of Abemaciclib (LY2835219) in Combination With Other Anti-Cancer Treatments in Children and Young Adult Participants With Solid Tumors, Including Neuroblastoma

First Posted Date
2020-01-23
Last Posted Date
2024-06-21
Lead Sponsor
Eli Lilly and Company
Target Recruit Count
117
Registration Number
NCT04238819
Locations
🇦🇺

Perth Children's Hospital, Perth, Western Australia, Australia

🇯🇵

National Cancer Center Hospital, Chuo Ku, Tokyo, Japan

🇧🇪

UZ Gent, Gent, Oost-Vlaanderen, Belgium

and more 22 locations

Selinexor (KPT-330) in Combination With Temozolomide and Radiation Therapy in Patients With Newly Diagnosed Glioblastoma

First Posted Date
2020-01-02
Last Posted Date
2024-10-11
Lead Sponsor
National Cancer Institute (NCI)
Target Recruit Count
11
Registration Number
NCT04216329
Locations
🇺🇸

National Institutes of Health Clinical Center, Bethesda, Maryland, United States

NK Cells Infusions With Irinotecan, Temozolomide, and Dinutuximab

First Posted Date
2019-12-26
Last Posted Date
2024-02-16
Lead Sponsor
Nationwide Children's Hospital
Target Recruit Count
31
Registration Number
NCT04211675
Locations
🇺🇸

Nationwide Children's Hospital, Columbus, Ohio, United States

Nivolumab and Temozolomide Versus Temozolomide Alone in Newly Diagnosed Elderly Patients With GBM

Phase 2
Active, not recruiting
Conditions
Interventions
First Posted Date
2019-12-11
Last Posted Date
2024-12-11
Lead Sponsor
University of Sydney
Target Recruit Count
103
Registration Number
NCT04195139
Locations
🇦🇺

Gosford Hospital, Gosford, New South Wales, Australia

🇦🇺

Icon Cancer Centre, South Brisbane, Queensland, Australia

🇦🇺

Princess Alexandra Hospital, Woolloongabba, Queensland, Australia

and more 17 locations

Study of Tislelizumab, Pamiparib, and Other Investigational Agents in Participants With Advanced Malignancies

First Posted Date
2019-11-15
Last Posted Date
2024-12-16
Lead Sponsor
BeiGene
Target Recruit Count
300
Registration Number
NCT04164199
Locations
🇨🇳

Henan Cancer Hospital, Zhengzhou, Henan, China

🇨🇳

The First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan, China

🇨🇳

The First Affiliated Hospital of Nanchang University Branch Donghu, Nanchang, Jiangxi, China

and more 70 locations
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