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Pediatric Brain TumorNCT03591861

Therapeutic Targeting of Sex Differences in Pediatric Brain Tumor Glycolysis

A study testing Ketogenic diet and BCNU in people with Pediatric Brain Tumor, run by Washington University School of Medicine at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The investigators will develop the concept of a sex-specific therapeutic intervention for gliomas that is based upon dietary carbohydrate restriction. The investigators will integrate metabolomics tools and FDG-PET imaging to validate the ketogenic diet on a sex-specific basis. Read more about this study

Who is it for?
Ages Up to 21 years
Conditions the study is for
Pediatric Brain Tumor
What is being tested?
Ketogenic diet and BCNU
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
2 participants
Where
1 siteUnited States
Study dates
1 May 2019to 1 Nov 2022
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Up to 21 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Diagnosis of a recurrent primary brain tumor with no curative therapy available.
  • Measurable disease using pediatric Response Assessment in Neuro-Oncology Criteria (RANO) criteria.
  • Life expectancy > 12 weeks
  • Prior treatment with radiation alone, chemotherapy alone or combined radiation and chemotherapy is allowed.
  • Patient is < 21 years of age
  • Normal bone marrow and organ function as defined below:
Show all 16Show fewer
  • Leukocytes ≥ 3,000/mcL
  • Absolute neutrophil count ≥ 1,500/mcl
  • Platelets ≥ 100,000/mcl
  • Total bilirubin ≤ 1.5 x IULN
  • AST(SGOT)/ALT(SGPT) ≤ 3.0 x IULN
  • Creatinine ≤ IULN OR creatinine clearance ≥ 60 mL/min/1.73 m2 for patients with creatinine levels above institutional normal
  • Normal room air oxygenation must be documented. If room air oxygen saturation is less than 97%, a diffusion capacity of carbon monoxide (DLCO) of greater than 80%, must be demonstrated.
  • Karnofsky or Lansky performance score of ≥ 60
  • Patients of childbearing potential must agree to use adequate contraception (hormonal or barrier method of birth control, abstinence) prior to study entry and for the duration of study participation. Should a female patient become pregnant or suspect she is pregnant while participating in this study, she must inform her treating physician immediately.
  • Ability to understand and willingness to sign an IRB approved written informed consent document (or that of legally authorized representative, if applicable).

Who cannot join

  • Patient does not have any of the following conditions as they are contraindicated for ketogenic diet:
  • Primary and secondary carnitine deficiency
  • Carnitine palmitoyltransferase I or II deficiency
  • Carnitine translocase deficiency
  • Mitochondrial β-oxidation defects
  • Pyruvate carboxylase deficiency
Show all 17Show fewer
  • Glycogen storage diseases
  • Ketolysis defects
  • Ketogenesis defects
  • Porphyria
  • Prolonged QT syndrome
  • Liver insufficiency
  • Renal insufficiency
  • Pancreatic insufficiency
  • Pulmonary insufficiency
  • Hyper insulinism
  • Pregnant and/or breastfeeding. Female patients of childbearing potential must have a negative pregnancy test within 14 days of study entry.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Washington University School of Medicine

    St Louis, Missouri, 63110

Other trials in United States

About this study

The investigators will develop the concept of a sex-specific therapeutic intervention for gliomas that is based upon dietary carbohydrate restriction. The investigators will integrate metabolomics tools and FDG-PET imaging to validate the ketogenic diet on a sex-specific basis.

Being tested
Ketogenic diet, BCNU

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Ketogenic dietProcedure or surgery

    • Children under 2 years will immediately start on a full calorie classical 3:1 ketogenic diet. The 3:1 ratio indicates that the diet contains 3 g of fat for every 1 g of protein + carbohydrate, which results in about 87% of calories coming from fat.
    • Children 2 years or older will skip breakfast and lunch on the day of admission but start a full calorie 3:1 ketogenic diet at dinner.
  • BCNUDrug

    Also called Carmustine, BiCNU

    -Standard of care

Study groups in NCT03591861
Study groupRoleWhat they receive
Ketogenic DietExperimental* Caregivers (and participating children) attend intro ketogenic diet class (4 - 30 min lectures) * Clinic visit with neurologist, nurse, and dietitian prior to hospital admission and then once every 3 months * Laboratory studies prior to hospital admission and then at each follow-up visit * Hospital admission (3-5 day) to start the ketogenic diet * Standard of care chemotherapy with BCNU for up to 2 years * Ketogenic diet can continue for up to 2 years
Receives: Procedure: Ketogenic diet; Drug: BCNU

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Feasibility of combining a ketogenic diet with chemotherapy in children with relapsed brain tumors as measured by the number of patients who can recruited with 3 years

    • The study will be defined as being feasible if all 15 patients can be recruited within 3 years
    • Please note that feasibility of the study is dependent on both primary outcome measures

    Measured: Through completion of enrollment of all participants (estimated to be 3 years)

  2. Feasibility of combining a ketogenic diet with chemotherapy in children with relapsed brain tumors as measured by if at least 80% of the patients comply with the intervention

    -The study will be defined as being feasible if at least 80% of the patients comply with the intervention as defined as achieving 80% of the targeted level of ketosis as assessed from laboratory measures and 80% of the planned BCNU doses

    --Please note that feasibility of the study is dependent on both primary outcome measures

    Measured: Up to 2 years

Secondary outcomes (2)
  1. Tolerability of combining a ketogenic diet with chemotherapy in male children with relapsed brain tumors versus female children with relapsed brain tumors as measured by toxicity

    • All toxicities will be summarized by noting the count of participants who experience each toxicity
    • The descriptions and grading scales found in the revised NCI Common Terminology Criteria for Adverse Events (CTCAE) version 5.0 will be utilized for all toxicity reporting.

    Measured: Up to 2 years

  2. Tumor response of male children with relapsed brain tumors to a ketogenic diet combined with chemotherapy versus female children with relapsed brain tumors as measured by progression-free survival (PFS)

    • PFS is defined as the duration of time from start of treatment to time of radiographic progression or death due to any cause, whichever occurs first.
    • Progression will be defined by the Response Assessment in Neuro-Oncology (RANO) working group guideline.

    Measured: Up to 10 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Jul 2018
  2. Study start1 May 2019
  3. Primary completion1 Nov 2022
  4. Study completion1 Nov 2022

Why it stopped: Low accrual

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
2 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03591861
Sponsor's protocol ID
201806141
Status last verified
Dec 2022
First submitted
20 Jun 2018
Last updated
12 Dec 2022
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Ketogenic diet and BCNU in people with Pediatric Brain Tumor, run by Washington University School of Medicine at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 16 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 12 Dec 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was stopped early (reason given: Low accrual). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Feasibility of combining a ketogenic diet with chemotherapy in children with relapsed brain tumors as measured by the number of patients who can recruited with 3 years (time frame: Through completion of enrollment of all participants (estimated to be 3 years)). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Dec 2022.

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