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An exploratory Phase II, multicenter, open-label trial evaluating the activity and tolerability of of FK228 in androgen independent metastatic prostate cancer patients with a rising PSA. - Depsipeptide in prostate cancer

An exploratory Phase II, multicenter, open-label trial evaluating the activity and tolerability of of FK228 in androgen independent metastatic prostate cancer patients with a rising PSA. - Depsipeptide in prostate cancer

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2005-001576-13-GB
Enrollment
76
Registered
2005-04-20
Start date
2005-05-17
Completion date
Unknown
Last updated
2019-11-25

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

Conditions

Metastatic prostate cancer MedDRA version: 5.0 Level: CTEP Classification code 10036920

Interventions

Sponsors

Gloucester Pharmaceuticals Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Males aged >/=18 years; Histologically or cytologically confirmed metastatic prostate cancer with documented prpgression on hormonal therapy (objective progressive disease [PD], new bone lesions, or stable soft tissue or bone lesions with PSA increase); Rising PSA, with a minimum study entry PSA of >/=5 ng/mL; Karnofsky performance status of >/=80%; Life expectancy of >/=12 weeks; For patients treated with anti-androgens, elevation of PSA must be demonstrated after cessation of anti-androgen treatment; Three lines of hormonal therapy are permitted prior to study entry (anti-androgen withdrawal is not considered as a second hormonal treatment); and Serum testosterone level of =65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: • Concomitant use of any anti-cancer therapy, except for continued use of luteinizing hormone-releasing hormone (LHRH) agonists or antiandrogens, or bisphosphonates or steroids initiated at least 4 weeks prior to study entry; • Concomitant use of any investigational agent, including PC-SPES; • Use of any investigational agent within 4 weeks of study entry; • Major surgery within 2 weeks of study entry; • Prior treatment with chemotherapy; • Patients with known cardiac abnormalities such as: Congenital long QT syndrome Corrected QT (QTc) interval >480 milliseconds • Patients who have had a myocardial infarction within 12 months of study entry; • Patients who have a history of coronary artery disease (CAD) e.g., angina Canadian Class II-IV . In any patient in whom there is doubt, the patient should have a stress imaging study and, if abnormal, angiography to define whether or not CAD is present. • Patients with an ECG recorded at screening showing evidence of cardiac ischemia (ST depression of =2 mm). If in any doubt, the patient should have a stress imaging study and, if abnormal, angiography to define whether or not CAD is present. • Patients with congestive heart failure that meets NYHA Class II to IV definitions and/or ejection fraction 30% of bone marrow (e.g., whole of pelvis, half of spine); • Clinical or radiological imaging evidence of brain metastasis (computed tomography [CT] or magnetic resonance imaging [MRI] scans are required only if brain metastasis is suspected clinically); • Inadequate bone marrow or other organ function

Design outcomes

Primary

MeasureTime frame
Main Objective: The primary objective of this trial is to evaluate the activity of FK228 in patients with metastatic prostate cancer who have developed a rising PSA while undergoing hormonal therapy. Activity will be measured as the rate of disease control (complete response [CR], partial response [PR], or stable disease [SD] for at least 6 months). ; Secondary Objective: The secondary objectives of this trial are: • To evaluate the rate of PSA decline by >/=50%; • To evaluate the percentage of PSA decline; • To evaluate the time to PSA progression; • To evaluate the time to objective disease progression; • To assess the tolerability and safety of FK228; • To evaluate the effect of therapy on disease-related symptoms (Memorial Pain Scale); • To evaluate the effect of the therapy on performance status; and • To evaluate the pharmacokinetics of FK228. • To evaluate the duration of objective disease response ; Primary end point(s): • The rate of objective disease control, defined as the proportion of patients with confirmed CR, PR, or SD for at least 6 months, as determined by the Response Evaluation Criteria for Solid Tumors (RECIST) Secondary Endpoints • Rate of PSA decline by >/=50%; • Percentage of PSA decline; • Time to PSA progression; • Duration of objective disease response • Time to objective disease progression; • Rate of grade 3 and grade 4 non-hematological toxicity, adverse events, clinical laboratory data, rate of grade 4 hematological toxicity, rate of neutropenic fever/sepsis, number of blood transfusions, ECG findings, frequency of cycles and administrations delayed as result of toxicity, and the frequency of cycles and administrations requiring dose modifi

Countries

United Kingdom

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026