Phase II Part 2 Expansion of Oral Rigosertib in Combination With Azacitidine

Completed · Phase 1/Phase 2

Conditions studied: Myelodysplastic Syndrome, Acute Myeloid Leukemia, Chronic Myelomonocytic Leukemia

In brief

This study, is a Phase I/II clinical trial in three parts: Phase I Dose Escalation, Phase II, Part 1 RPTD Cohort, and Phase II, Part 2 Expansion. The first two parts have been completed. The Phase II, Part 2 Expansion will assess if treatment with rigosertib in combination with azacitidine, has measurable effects in patients with myelodysplastic syndrome (MDS). Safety of patients is an objective throughout all parts of the study.

Key facts

Study ID

NCT01926587

Run by

Traws Pharma, Inc.

People needed

45

Starts

2013-08-01

Expected to finish

2021-02-16

Last updated by the study team

2021-06-16

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Diagnosis of MDS, CMML, or RAEB-t/non-proliferative AML (as defined by 20-30% BMBL, WBC ≤ 25,000 x 10\^9/L and stable for at least 4 weeks without intervention) according to World Health Organization (WHO) criteria or French American British (FAB) classification either previously treated or previously untreated. The diagnosis must be confirmed via BM aspirate and/or biopsy within 6 weeks prior to Screening. Note: patients with RAEB-t/non-proliferative AML (as defined by 20-30% BMBL, WBC ≤ 25,000 x 10\^9/L and stable for at least 4 weeks without intervention) are not eligible for the Phase II Part 1 RPTD component of the study and patients with CMML will not be eligible for Phase II Part 2 Expansion of the study.
• If the patient has been diagnosed with MDS, disease of patient must be classified as Int-1, Intermediate-2 (Int-2) or High-risk, according to International Prognosis Scoring System (IPSS) classification. Note: Only Int-2 or High-risk patients will be enrolled at French site.
• Off all other treatments for MDS, CMML, or AML including an erythropoiesis-stimulating agent (ESA), for at least 4 weeks prior to Screening. Filgrastim (G-CSF) is allowed before and during the study, as clinically indicated.
• For AML patients, no more than 1 prior salvage therapy.
• Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1 or 2.
• Willing to adhere to the prohibitions and restrictions specified in this protocol.
• The patient must signed an informed consent form indicating that she/he understands the purpose of and procedures required for the study and is willing to participate in the study.

You may not qualify if…

• Prior treatment with rigosertib;
• Anemia due to factors other than MDS, CMML, or AML (including hemolysis or gastrointestinal bleeding).
• Any active malignancy within the past year, except basal cell or squamous cell skin cancer or carcinoma in situ of the cervix or breast.
• Uncontrolled intercurrent illness.
• Active infection not adequately responding to appropriate therapy.
• Total bilirubin ≥ 2.0 mg/dL not related to Gilbert's disease or hemolysis.
• Alanine transaminase (ALT)/aspartate transaminase (AST) ≥ 2.5 x upper limit of normal (ULN).
• Serum creatinine ≥ 2.0 mg/dL.
• Ascites requiring active medical management including paracentesis.
• Hyponatremia (defined as serum sodium value of < 130 mEq/L).
• Female patients who are pregnant or lactating.
• Female patients of childbearing potential and male patients with partners of childbearing potential who are unwilling to follow strict contraception requirements before entry and throughout the study, up to and including the 30-day nontreatment follow-up period.
• Female patients with reproductive potential who do not have a negative blood or urine pregnancy test at Screening.
• Major surgery without full recovery or major surgery within 3 weeks of Screening.
• Uncontrolled hypertension (defined as a systolic pressure ≥ 160 mmHg and/or a diastolic pressure ≥ 110 mmHg).
• New onset seizures (within 3 months prior to Screening) or poorly controlled seizures.
• Any other investigational agent or chemotherapy, radiotherapy, or immunotherapy administered within 4 weeks prior to Screening.
• Chronic use (˃ 2 weeks) of corticosteroids (˃ 10 mg/24 hr equivalent prednisone) within 4 weeks of Baseline/First Dose.
• Investigational therapy within 4 weeks of Screening.
• Psychiatric illness or social situation that would limit the patient's ability to tolerate and/or comply with study requirements.
• Patients with RAEB-t/non-proliferative AML (as defined by 20-30% BMBL, WBC ≤ 25,000 x 10\^9/L and stable for at least 4 weeks without intervention) are not eligible to participate in the Phase II Part 1 RPTD component of the study and patients with CMML will not be eligible for Phase II Part 2 of the study.

Where it is running

• Banner MD Anderson Cancer Center — Gilbert, Arizona, United States
• City of Hope — Duarte, California, United States
• Desert Hematology Oncology Medical Group, Inc. — Rancho Mirage, California, United States
• Rush University Medical Center — Chicago, Illinois, United States
• Cancer Center of Kansas — Wichita, Kansas, United States
• Saint Louis University — St Louis, Missouri, United States
• Roswell Park Cancer Institute — Buffalo, New York, United States
• Mount Sinai Medical Center — New York, New York, United States
• White Plains Hospital Center for Cancer Care — White Plains, New York, United States
• Carolina Blood and Cancer Care Associates — Rock Hill, South Carolina, United States
• The University of Texas MD Anderson Cancer Center — Houston, Texas, United States
• Froedtert Hospital and the Medical College of Wisconsin — Milwaukee, Wisconsin, United States
• Hôpital St. Louis — Paris, France

Full record on ClinicalTrials.gov

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