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Active, not recruiting Phase 1 Interventional

Study of Acetazolamide With Temozolomide in Adults With Newly Diagnosed or Recurrent Malignant Glioma

ClinicalTrials.gov ID: NCT03011671

Public ClinicalTrials.gov record NCT03011671. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 3, 2026, 12:47 AM EDT

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

Official title

A Phase I Study of Safety and Tolerability of Acetazolamide With Temozolomide in Adults With Newly Diagnosed MGMT Promoter-Methylated IDH Wildtype Glioblastoma

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a Phase I study that examines the rate of dose limiting side effects in patients with malignant astrocytoma treated with combination acetazolamide (ACZ) and temozolomide (TMZ). Eligible patients must have histologically proven newly diagnosed, O6-methylguanine-DNA methyltransferase (MGMT) methylated WHO grade III or IV astrocytoma and be planning to undergo treatment with standard adjuvant TMZ (after completing treatment with TMZ and ionizing radiation (IR)). During this study, patients will receive daily oral ACZ with TMZ. During each cycle, ACZ will be started on the day of TMZ initiation and continued for a total of 21 days.

Study identification

NCT ID
NCT03011671
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 1
Lead sponsor
University of Chicago
Other
Enrollment
10 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 2, 2018
Primary completion
Nov 30, 2026
Completion
Feb 28, 2027
Last update posted
Jun 4, 2026

2018 – 2027

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Chicago Medical Center Chicago Illinois 60637

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03011671, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 4, 2026 · Synced Sep 3, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03011671 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →