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OncoMatch/Clinical Trials/NCT04245397

Study of SX-682 Alone and in Combination With Oral or Intravenous Decitabine in Subjects With Myelodysplastic Syndrome

Is NCT04245397 recruiting? Yes, currently enrolling (Jun 2026). This Phase 1 trial studies multiple treatments including SX-682 and Decitabine for myelodysplastic syndromes.

Phase 1RecruitingSyntrix Biosystems, Inc.NCT04245397Data as of Jun 2026

Treatment: SX-682 · DecitabineThis study will determine the safety profile, maximum tolerated dose (MTD), dose-limiting toxicities (DLT), and recommended Phase 2 dose (RP2D) of SX-682 in the treatment of patients with Myelodysplastic Syndromes (MDS).

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Extracted eligibility criteria

Treatments studied

Chemotherapy

Decitabine

Other

SX-682

Cancer type

Myelodysplastic Syndrome

Disease stage

Required: Stage IPSS LOW RISK, IPSS INTERMEDIATE-1 RISK, IPSS INTERMEDIATE-2 RISK, IPSS HIGH RISK

Performance status

ECOG 0–2(Ambulatory, capable of self-care)

Prior therapy

Must have received: hypomethylating agent (azacitidine, decitabine) — at least 4 cycles started

failed prior treatment with at least 4 cycles started of a hypomethylating agent (HMA; azacitidine or decitabine) defined as no response to treatment, loss of response at any time point, or progressive disease/intolerance to therapy

Must have received: immunomodulatory agent (lenalidomide) — at least 4 cycles started

failed prior treatment with at least 4 cycles started of lenalidomide

Cannot have received: chemotherapeutic agents or experimental agents for MDS

Use of chemotherapeutic agents or experimental agents for MDS within 14 days of the first day of study drug treatment

Cannot have received: erythroid stimulating agents

Use of erythroid stimulating agents, Granulocyte-colony stimulating factor (G-CSF), or Granulocyte-macrophage colony-stimulating factor (GM-CSF) within 14 days of the first day of study drug treatment, or during the study

Cannot have received: other investigational drugs

Use of other investigational drugs within 30 days of study drug administration

Lab requirements

Kidney function

Renal glomerular filtration rate (GFR) ≥ 30 ml/min

Liver function

AST / ALT ≤ 3.0 times upper limit of normal; Bilirubin < 1.5 times upper limit of normal

Cardiac function

Mean triplicate heart rate-corrected QT interval (QTc) > 500 msec excluded; QT interval > 480 msec (Fridericia's formula) excluded; risk factors for Torsade de Pointes excluded; use of medication that prolongs QT interval excluded (except essential drugs); myocardial infarction ≤ 6 months prior excluded; unstable angina pectoris or serious uncontrolled cardiac arrhythmia excluded

Screening laboratory values: Renal glomerular filtration rate (GFR) ≥ 30 ml/min; AST / ALT ≤ 3.0 times upper limit of normal; Bilirubin < 1.5 times upper limit of normal. Mean triplicate heart rate-corrected QT interval (QTc) > 500 msec. Any of the following cardiac abnormalities: QT interval > 480 msec corrected using Fridericia's formula; Risk factors for Torsade de Pointes; Use of medication that prolongs the QT interval with the exception of drugs that are considered absolutely essential for the care of the subject; Myocardial infarction ≤ 6 months prior to first day of study drug treatment; Unstable angina pectoris or serious uncontrolled cardiac arrhythmia.

Structured fields extracted by AI. May contain errors — verify against the official protocol.

US trial sites

  • Mayo Clinic · Jacksonville, Florida
  • University of Miami · Miami, Florida
  • AdventHealth Medical Group & Bone Marrow Transplant at Orlando · Orlando, Florida
  • Moffitt Cancer Center · Tampa, Florida
  • Emory University · Atlanta, Georgia

Showing up to 5 US sites.

See all sites on ClinicalTrials.gov →

Frequently asked questions

Is NCT04245397 currently recruiting?

Yes, this trial is currently recruiting patients.

Are there prior therapy exclusions?

Yes. Prior chemotherapeutic agents or experimental agents for MDS, erythroid stimulating agents, other investigational drugs disqualifies patients from enrollment.

What disease stage is eligible?

Stage IPSS LOW RISK or IPSS INTERMEDIATE-1 RISK or IPSS INTERMEDIATE-2 RISK or IPSS HIGH RISK is required.

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

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