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Recurrent High-grade GliomaPhase 1/2AsiDNANCT05394558

AsiDNA Children, Adolescents and Young Adults

A Phase 1/2 study testing AsiDNA in people with Recurrent High-grade Glioma, run by Institut Curie at 10 sites in France.

Terminated

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

Official record
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Trial summary

HGG comprises diffuse midline gliomas (DMG), including diffuse infiltrating brainstem glioma (DIPG), characterised by histone gene mutations, as well as non-DM HGGs mainly in non-midline supratentorial areas, with distinct molecular abnormalities. Read more about this study

Who is it for?
Ages 12 months to 24 years
Conditions the study is for
Recurrent High-grade Glioma
What is being tested?
AsiDNA
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
8 participants
Where
10 sitesFrance
Study dates
27 May 2022to 20 Sep 2023
Phase
Phase 1/2
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 12 months to 24 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Written informed consent from patient (depending on age) and/or parents or legal guardian;
  • Patient must be ≥ 12 months and < 25 years of age at the time of enrolment on the study;
  • Recurrent high-grade glioma (HGG), including diffuse midline glioma (DMG) and non-DMG, based on RAPNO criteria confirmed by central radiological review, with or without histology if biopsy performed prior to inclusion;
  • Available tumour material, at least paraffin embedded and/or also frozen material;
  • For DMG and non-DMG HGG, prior radiation dose prescribed ≤ 60 Gy, completed at least 6 months prior to inclusion, with stable disease;
  • Maximum cumulative radiation dose to optic chiasm and optic nerve < 56 Gy and < 54 Gy to upper cervical spine (at level C1);
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  • Life expectancy > 2 months at Screening;
  • Patient must have a Lansky (≤ 16 years) or Karnofsky (> 16 years) score of ≥ 50 % , not taking into account neurological deficit;
  • No significant abnormality on laboratory tests at Screening, including:
  • Haemoglobin > 9 g/dL;
  • Neutrophils > 1.0 x 109/L;
  • Platelets > 100 x 109/L;
  • Total bilirubin < 1.5 x ULN;
  • AST and ALT< 2.5 x ULN;
  • Serum creatinine < 1.5 x ULN for age;
  • Normal coagulation tests.
  • No organ toxicity > grade 2 according to NCI CTCAE version 5.0 classification, notably cardiovascular, pulmonary or renal diseases, including congenital QT prolongation syndrome, nephrotic syndrome, glomerulopathy, uncontrolled high blood pressure despite appropriate treatment, interstitial pulmonary disease, pulmonary hypertension;
  • Negative serum pregnancy test for women of child-bearing potential, and highly effective birth control method for male and female patients of reproductive potential;
  • Patients covered by social security or health insurance in compliance with the national legislation relating to biomedical research.

Who cannot join

  • 5. Prior radiation dose prescribed > 60 Gy; 6. Massive intra-tumour haemorrhage; 7. Pseudoprogression (including after central review); 8. Metastatic relapse; 9. Other anticancer treatment, on-going or within less than 4 weeks prior to inclusion; 10. Prior or concurrent malignant disease, other than HGG, diagnosed or treated within 5 years prior to inclusion; patients with CMMRD are eligible; 11. Uncontrolled intercurrent disease or active infection; 12. Concomitant disease or other significant medical, psychiatric, or surgical condition, currently uncontrolled by treatment, which may interfere with completion of the study; 13. Patients unable to comply with the protocol for any reason; 14. Organ toxicity > grade 2 according to NCI CTCAE version 5.0 classification, notably cardiovascular, pulmonary or renal diseases, including congenital QT prolongation syndrome, nephrotic syndrome, glomerulopathy, uncontrolled high blood pressure despite appropriate treatment, interstitial pulmonary disease, pulmonary hypertension 15. Breastfeeding or pregnancy

Trial locations and contacts

10 sites in 1 country.

10 sites in 1 country

France10 sites
  • Chu Angers

    Angers, 49033

  • Chru Bordeaux

    Bordeaux, 33076

  • Centre Oscar Lambret

    Lille, 59020

  • Centre Leon Berard

    Lyon, 69373

  • Chu La Timone Hopital Enfants

    Marseille, 13385

  • Chu Nancy

    Nancy, 54500

  • Institut Curie

    Paris, 75005

  • Chu Strasbourg

    Strasbourg, 67098

  • Chu Toulouse

    Toulouse, 31059

  • Gustave Roussy

    Villejuif, 94800

Other trials in France

About this study

Official title: A Phase Ib/II Study on AsiDNA in Association With Re-irradiation in Children, Adolescents and Young Adults With High-grade Glioma

HGG comprises diffuse midline gliomas (DMG), including diffuse infiltrating brainstem glioma (DIPG), characterised by histone gene mutations, as well as non-DM HGGs mainly in non-midline supratentorial areas, with distinct molecular abnormalities. First-line treatment comprises surgery when doable (non-DM HGGs), and radiotherapy in all cases. Chemotherapy or other drugs in clinical trials may be added during and/or after radiotherapy depending on the HGG subtype. The recurrence rate is nevertheless high in all paediatric and adolescent HGGs. If the time interval between the end of first-line radiotherapy and relapse is long enough, re-irradiation often provides good palliation of symptoms, delays disease progression, improves quality of life and has minimal and manageable toxicity. Nevertheless, strategies to increase efficacy without increasing toxicity in the treatment of recurrent paediatric HGG are much needed.

AsiDNA™ is a DNA repair inhibitor that increases the vulnerability of tumour cells to irradiation without increasing toxicity in healthy tissues. Its novel mechanism of action, based on perturbation of the DNA damage recognition steps in DNA repair, makes its activity specific to tumour cells. Intravenous administration of AsiDNA is currently being investigated in adults with advanced solid tumours. The MTD was not reached during the escalating dose study on the safety, pharmacokinetics and pharmacodynamics of AsiDNA administered as a 1-hour infusion, however an optimal dose range (400-600 mg) was identified for further development, based on the favourable safety and PK profiles. Preclinical studies on AsiDNA added to radiotherapy have shown increased survival and no increase in short- or long-term toxicity due to the high doses of irradiation.

The study will provide paediatric patients who have recurrent HGG with early access to innovation, even during the early drug development stage in adults.

Being tested
AsiDNA
Medical subject headings
Glioma

What participants receive

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

  • AsiDNADrug

    Administration of AsiDNA followed by radiotherapy

Study groups in NCT05394558
Study groupRoleWhat they receive
Radiotherapy + AsiDNAExperimentalPatients will receive the IMP which is the AsiDNA (etidaligide). AsiDNA will be administered intravenously as a 1-hour infusion. All patients will receive a loading dose for three consecutive days, with Day 1 being the start day of radiotherapy, followed by once weekly administrations during 11 weeks. The infusion of AsiDNA should be administered between 4 and 6 hours before the planned start of radiotherapy. After the administration of AsiDNA, Patients with DIBG will receive a total dose of 18 Gy, delivered in 10 fractions of 1.8 Gy, i.e. 5 fractions per week for 2 weeks, starting on Day 1. Patients with supratentorial non-DMG or DMG will receive a total dose of 36 Gy, delivered in 20 fractions of 1.8 Gy, i.e. 5 fractions per week for 4 weeks, starting on Day 1.
Receives: Drug: AsiDNA
RadiotherapyActive comparatorPatients with DIBG will receive a total dose of 18 Gy, delivered in 10 fractions of 1.8 Gy, i.e. 5 fractions per week for 2 weeks, starting on Day 1. Patients with supratentorial non-DMG or DMG will receive a total dose of 36 Gy, delivered in 20 fractions of 1.8 Gy, i.e. 5 fractions per week for 4 weeks, starting on Day 1.
Receives: Drug: AsiDNA

What is being measured

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

  1. DLT(Dose-Limiting Toxicities)

    Dose-limiting toxicities, i.e. grade ≥ 3 toxicities according to NCI-CTCAE version 5.0, considered as at least possibly related to the treatment during the 8 weeks after treatment initiation.

    Measured: 8 weeks after treatment initiation

  2. Activity

    3-month progression-free survival (PFS), i.e. the probability for a patient to be alive and free of disease progression based on clinical or radiological criteria, or death from any cause at 3 months after inclusion in the study. Radiological progression will be assessed using RAPNOHGG criteria. Patients lost to follow-up will be counted as failures at the last assessment date.

    Measured: 3 months after treatment initiation

Secondary outcomes (12)
  1. Late Onset toxicity

    Late-onset toxicity, defined as any toxicity, i.e. any AE considered as at least possibly related to treatment, that occurs more than 8 weeks after treatment initiation;

    Measured: 8 weeks and until 12 months after treatment initiation

  2. MR pattern of disease response and of potential treatment-related toxicity,

    MR pattern of disease response and of potential treatment-related toxicity, assessed by central review based on morphological and functional imaging features present on the various MR examinations;

    Measured: 3 months after treatment initiation

  3. Best objective Response Rate

    Best objective response rate, defined as the percentage of patients with complete or partial responses according to RAPNO criteria as assessed by the investigator

    Measured: 3 months after treatment initiation

  4. Overall survival

    Overall survival, defined as the time from inclusion in the study to death from any cause.

    Patients alive or lost to follow-up at the cut-off date will be censored at the last date they were known to be alive;

    Measured: 12 months after treatment initiation

  5. Palliation of symptoms 1

    Palliation of symptoms, assessed using the Lansky Play Scale (LPS) or Karnofsky score of ≥ 50 %

    Measured: 3 months after treatment initiation

  6. Palliation of symptoms 2

    Performance Status (KPS)

    Measured: 3 months after treatment initiation

  7. Palliation of symptoms 2

    Need for corticosteroids and/or bevacizumab

    Measured: 3 months after treatment initiation

  8. Pharmacokinetic parameters of AsiDNA.

    Maximal observed drug concentration (Cmax);

    Measured: 1 week after treatment initiation

  9. Pharmacokinetic parameters of AsiDNA.

    absorption and elimination half-life (t1/2))

    Measured: 1 week after treatment initiation

  10. Pharmacokinetic parameters of AsiDNA.

    time to reach maximum observed drug concentration (Tmax);

    Measured: 1 week after treatment initiation

  11. Pharmacokinetic parameters of AsiDNA.

    area under the curve (AUC0-t (experimental time points)

    Measured: 1 week after treatment initiation

  12. Pharmacokinetic parameters of AsiDNA.

    AUC0-∞ (extrapolated to infinity)

    Measured: 1 week after treatment initiation

Timeline

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

  1. First posted27 May 2022
  2. Study start27 May 2022
  3. Primary completion20 Sep 2023
  4. Study completion20 Sep 2023

Why it stopped: IDMC recommendations

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 1/2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Participant
Enrolment
8 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05394558
Sponsor's protocol ID
IC 2020-21
Acronym
AsiDNA
Status last verified
Dec 2023
First submitted
16 Dec 2021
Last updated
26 Dec 2023
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: Sponsor will share de-identified data sets. Documents generated under the project will be disseminated in accordance with Institut Curie policies.

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing AsiDNA in people with Recurrent High-grade Glioma, run by Institut Curie at 10 sites in France.

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 19 inclusion and 1 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 26 Dec 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 10 sites in France. 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.

What does this combined phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was stopped early (reason given: IDMC recommendations). 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?

DLT(Dose-Limiting Toxicities) (time frame: 8 weeks after treatment initiation). 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 26 Dec 2023.

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