New drug cocktail takes on glioblastoma in early trial
NCT ID NCT03587038
First seen Jun 25, 2026 · Last updated Sep 18, 2026 · Updated 2 times
Summary
This early-stage study tests whether adding an experimental drug called OKN-007 to standard chemoradiotherapy is safe and tolerable for people with newly diagnosed glioblastoma, a fast-growing brain cancer. About 27 participants will receive the combination after surgery. The main goal is to find the best dose and check for side effects, with a secondary look at how long the cancer stays under control.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- OKN-007 (a drug) combined with temozolomide (chemotherapy) and radiation therapy
- What this could lead to
- If it works, this could point toward a new treatment option for glioblastoma, a tough brain cancer, by improving how well standard therapy works.
- What could go wrong
- This is a very early, small pilot study (27 people) focused on safety, not effectiveness. The drug combination may not work better than standard care and could cause unexpected side effects.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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27 people
The number who actually took part.
- Started
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Sep 2018
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 99 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Patients have newly diagnosed histologically proven WHO grade III or grade IV Glioblastoma Multiforme (GBM). * Patients at initial presentation of GBM must undergo an adequate surgical resection of the primary lesion; patients must be registered within 49 days (7 weeks) of the surgery. * Patients must have available and be willing to submit a minimum of five unstained slides tumor tissue specimens from the GBM surgery or open biopsy for MGMT status analysis and molecular profile analysis. * ECOG performance status within 0 - 2 * Full recovery (\< grade 1) from the adverse events associated with prior surgery or any earlier intervention and a minimum of 28 days from the administration of any investigational agent * Adequate renal, liver and bone marrow function: Leukocytes \>3,000/mcL; Absolute neutrophil count \>1,500/mcL; Platelets \>100,000/mcL; AST / ALT (SGPT) \<2.5 x ULN; Total bilirubin ≤ 1.5 x institutional upper limit of normal (IULN) (except Gilbert's Syndrome, who must have a total bilirubin \< 3.0 mg/dL); Creatinine within normal limits * Patients must be ≥ 18 years of age * Patients must be willing to have blood draws for PK analysis * All patients must have a CT or MRI of the brain within 14 days prior to registration. The brain CT or MRI should be performed with intravenous contrast (unless contraindicated). * Patients must be informed of the investigational nature of this study and must sign and give written informed consent for this protocol in accordance with institutional and federal guidelines. * Life expectancy ≥ 3 months, allowing adequate follow up of toxicity evaluation and progression-free survival evaluation; * Female patient, if of childbearing potential, has a negative serum pregnancy test within 72 hours of taking study medication and agrees to abstain from activities that could result in pregnancy from enrollment through 120 days after the last dose of study treatment * Male patient agrees to use an adequate method of contraception * Birth control should be used from the signing of the patient consent form and for 120 days following the last dose of study treatment. * In addition, men must not donate sperm during study therapy and for 120 days after receiving the last dose of study treatment. Exclusion Criteria: * Second primary malignancy (except adequately treated basal cell carcinoma of the skin). * Patients who had another malignancy in the past, but have been free of active disease for more than 2 years, are eligible * Have received treatment within the last 28 days with a drug that has not received regulatory approval for any indication at the time of study entry * Serious concomitant systemic disorders (for example, active infection or abnormal electrocardiogram (ECG) indicative of cardiac disease) that, in the opinion of the investigator, would compromise the safety of the patient and his/her ability to complete the study * Patients with moderate or severe renal impairment (calculated creatinine clearance of \< 60 mL/min) * Patients with sodium, potassium, or creatinine serum electrolytes \> grade 2. * Screening ECG abnormality documented by the investigator as medically significant * Inability to comply with protocol or study procedures. * Women who are pregnant or breastfeeding.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Stephenson Cancer Center, University of Oklahoma Health Sciences Center
Oklahoma City, Oklahoma, 73117, United States
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