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Myelodysplastic SyndromesPhase 2NCT04906031

Sodium Stibogluconate in the MDS/AML With One of the 65 Defined p53 Mutations

A Phase 2 study testing Sodium stibogluconate in people with Myelodysplastic Syndromes and Acute Myeloid Leukemia, run by First Affiliated Hospital of Jinan University at 1 site in China.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

To evaluate the safety and effectiveness of Sodium Stibogluconate in the treatment of myelodysplastic syndrome/acute myeloid leukemia (MDS/AML) with p53 mutation from a defined list. Read more about this study

Who is it for?
Ages 18 to 75 years
What is being tested?
Sodium stibogluconate
Could I receive a placebo?
No, everyone receives an active treatment
How many people
5 participants
Where
1 siteChina
Study dates
1 Jun 2020to 1 Feb 2024
Phase
Phase 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 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Pathologically confirmed myelodysplastic syndrome (MDS) or acute myeloid leukemia (AML).
  • Patients with one of the 65 antimonial-treatable p53 mutations with > 5% VAF: Q136P, Y234H, V272M, F270V, P278A, R213L, Y126H, T253N, T253I, R158L, Q136E, P142F, A129D, L194R, R110P, V172G, C176F, I254N, K305R, E285D, T155P, H296D, E258G, G279V, T211A, R213P, C229Y, I232F, E294K, P152R, R196P, M160T, N131S, N131H, K139N, L330H, Y220N, E298Q, D148E, L264R, E224D, H168P, N263H, K320N, S227C, E286D, K292T, V203A, M237R, F212L, K132Q, Y236S, Y126S, Q136H, E221A, I232S, Y163H, P190T, C182Y, P142L, Y163S, V218E, I195S, V272A, and S106R.
  • Life expectancy >12 weeks.
  • ECOG Performance status < 3.
  • Aged from 18 to 75.
  • Active bone marrow hyperplasia indicated by morphology.
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  • Normal liver and renal function, bilirubin ≤35μmol/L, ASL/ALT lower than 2xULN, creatinine level ≤150μmol/L.
  • Normal cardiac function.
  • Lung function: dyspnea ≤ CTC AE grade 1 and SaO2≥ 92% in indoor air environment.
  • Written Informed consent.

Who cannot join

  • Confirmed CNS involvement.
  • Severe cardiac diseases including myocardial infarction or heart insufficiency.
  • QT interval ≥450ms on ECG.
  • With other visceral malignancy.
  • Active tuberculosis or HIV(+).
  • Patients with pregnancy or lactation.
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  • Allergic or significantly contraindicated to any drugs involved in intervention.
  • Previous intolerance or allergy history to similar drugs.
  • Participation at same time in another study in which investigational drugs are used.
  • Any other conditions interfering the study.
  • Abnormal liver function which does not meet the inclusion criteria.
  • ECOG performance status ≥3, CCI >1, ADL <100.
  • Aged <18 years or >75years

Trial locations and contacts

1 site in 1 country.

China1 site, 1 recruiting
  • First Affiliated Hospital of Jinan University

    Guangzhou, Guangdong, 510632

    Hui Zeng, MD

    Recruiting

Other trials in China

About this study

Official title: Sodium Stibogluconate in the Myelodysplastic Syndromes/Acute Myeloid Leukemia With One of the 65 Defined p53 Mutations That Can be Functionally Rescued by Sodium Stibogluconate

To evaluate the safety and effectiveness of Sodium Stibogluconate in the treatment of myelodysplastic syndrome/acute myeloid leukemia (MDS/AML) with p53 mutation from a defined list. The list includes 65 p53 mutations that were experimentally confirmed to be pharmacologically restored with tumor-suppressive function by antimonials.

Read the detailed description

p53 is inactivated by over hundreds of diverse mutations in cancer. The investigator purposefully selected the phenotype-reversible temperature-sensitive (TS) p53 mutations for pharmacological rescue, and pertinently used p53 thermostability as readout to screen for TS p53 mutation rescue compounds. By this, the investigator identified antiparasitic drug antimonials efficiently thermostabilized the TS mutants by noncovalent binding. The antimonials met the three go-to criteria as a targeted drug-availability of co-crystal structure, structure model-compatible Structure-Activity Relationship, and target (p53)-specificity in cells, and consequently extended survival of xenograft mouse with TS p53 mutant.

Under the clinical antiparasitic dosage, the antimonials effectively rescued TS p53 mutant in patient-derived primary acute myeloid leukemia cells. Scan of the most frequent 815 p53 missense mutations identified 65 of them, predominantly TS mutations, as the antimonial-treatable mutations. Thus, the trial aims to evaluate the safety and effectiveness of the approved antimonial-Sodium Stibogluconate-in the treatment of myelodysplastic syndrome/acute myeloid leukemia (MDS/AML) with the 65 antimonial-treatable p53 mutants.

Being tested
Sodium stibogluconate
Keywords
Myelodysplastic Syndromes, Acute Myeloid Leukemia, Myeloid Malignancy, Temperature-sensitive p53 Mutations, Sodium Stibogluconate, p53, precision medicine, antimonial
Medical subject headings
Myelodysplastic Syndromes, Leukemia, Myeloid, Acute

What participants receive

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

  • Sodium stibogluconateDrug

    Also called SSG

    Sodium stibogluconate 900 mg/m2/day will be given on d1-5 and d15-19. 28 days per cycle.

Study groups in NCT04906031
Study groupRoleWhat they receive
Sodium stibogluconateExperimentalSodium stibogluconate 900 mg/m2/day will be given on d1-5 and d15-19. 28 days per cycle.
Receives: Drug: Sodium stibogluconate

What is being measured

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

  1. Overall response rate

    Partial response (PR) + complete response (CR) rate

    Measured: At the end of Cycle 4 (each cycle is 28 days)

Secondary outcomes (1)
  1. Adverse Event (AE)

    Adverse events (AEs) will be reported and graded

    Measured: At the end of Cycle 4 (each cycle is 28 days)

Timeline

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

  1. First posted28 May 2021
  2. Study start1 Jun 2020
  3. Primary completion1 Feb 2023 (estimated)
  4. Study completion1 Feb 2024 (estimated)

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 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
5 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04906031
Sponsor's protocol ID
FirstJinanU_SSG
Status last verified
Jun 2021
First submitted
18 May 2021
Last updated
9 Jun 2021
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Publications

  • Tang Y, Song H, Wang Z, Xiao S, Xiang X, Zhan H, Wu L, Wu J, Xing Y, Tan Y, Liang Y, Yan N, Li Y, Li J, Wu J, Zheng D, Jia Y, Chen Z, Li Y, Zhang Q, Zhang J, Zeng H, Tao W, Liu F, Wu Y, Lu M. Repurposing antiparasitic antimonials to noncovalently rescue temperature-sensitive p53 mutations. Cell Rep. 2022 Apr 12;39(2):110622. doi: 10.1016/j.celrep.2022.110622.

    PubMed 35417717

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Sodium stibogluconate in people with Myelodysplastic Syndromes and Acute Myeloid Leukemia, run by First Affiliated Hospital of Jinan University at 1 site in China.

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 10 inclusion and 13 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: status not confirmed, as of the sponsor's last update on 9 Jun 2021. 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 China. 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 phase mean?

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?

Results are not available in the source record.

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

Contact Hui Zeng, MD (+86 18002201919, androps2011@hotmail.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Overall response rate (time frame: At the end of Cycle 4 (each cycle is 28 days)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT04906031, which also lists 1 linked publication.

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 9 Jun 2021.

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