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Safety and Pharmacology Study of Sapacitabine to Treat Advanced Leukemias or Myelodysplastic Syndromes

A Phase I Pharmacologic Study of Oral Sapacitabine in Patients With Advanced Leukemias or Myelodysplastic Syndromes

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00380653
Enrollment
47
Registered
2006-09-26
Start date
2006-01-31
Completion date
2009-06-30
Last updated
2021-12-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Leukemias, Myelodysplastic Syndromes

Brief summary

The goal of this safety/pharmacology study is to determine MTD of sapacitabine when administered in patients with advanced leukemias or myelodysplastic syndromes.

Detailed description

The goal of this study is to find the highest tolerable dose of sapacitabine that can be given to patients with advanced leukemias or myelodysplastic syndromes.

Interventions

Sponsors

Cyclacel Pharmaceuticals, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

The starting dose is (A) 75 mg twice daily x 7 days followed by 14 days of rest or, (B) 375 mg twice daily x 3 consecutive days per week for 2 weeks followed by 7days of rest. Evaluated doses in schedule A: 75mg, 100mg, 125mg, 175mg, 225mg, 275mg, 325mg and 375mg Evaluated doses in schedule B: 375mg, 425mg and 475mg

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Adult patients with advanced leukemias or myelodysplastic syndromes defined in section 4.1; Eastern Cooperative Oncology Group performance status 0-2; adequate hepatic and renal function; ability to swallow capsules; be at least 2 weeks from prior chemotherapy, radiation therapy, major surgery or other investigational anticancer therapy; and have recovered from prior toxicities.

Exclusion criteria

* Patients with known CNS involvement by leukemia; plan to undergo allogeneic bone marrow transplant within 4 weeks; currently on other investigational agents; uncontrolled intercurrent illnesses; pregnant or lactating women; known to be HIV positive

Design outcomes

Primary

MeasureTime frameDescription
Maximum tolerated doseThrough study completion, average of 1 yeardose limiting toxicities; during first cycle, each cycle is three weeks

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026