Status:

COMPLETED

Analyze the Predictive Value of Gene TMPRSS2-ETS in Response to Enzalutamide in Patients With Prostate Cancer

Lead Sponsor:

Spanish Oncology Genito-Urinary Group

Collaborating Sponsors:

Astellas Pharma Inc

Apices Soluciones S.L.

Conditions:

Hormone-refractory Prostate Cancer

Eligibility:

MALE

18+ years

Phase:

PHASE2

Brief Summary

Prostate cancer is the most common non-skin tumor diagnosed in men and the second leading cause of cancer death in men in Western countries. Between 10-20% of patients are diagnosed at metastatic sta...

Eligibility Criteria

Inclusion

  • Patients aged 18 years and above, willing and able to provide written informed consent.
  • Prostate adenocarcinoma with histological or cytological confirmation without neuroendocrine differentiation nor small cell characteristics
  • Androgen deprivation therapy with GnRH analogs or bilateral orchiectomy (pharmacological or surgical castration). Patients without bilateral orchiectomy must follow a GnRH analog therapy during the trial.
  • Testosterone serum level \<= 1,73 nmol/L (50 ng/dL) in screening visit.
  • Patients under bisphosphonate therapy must have received stable doses for the last 4 weeks.
  • Progression disease at inclusion, defined by one or more of the following three criteria during androgen deprivation therapy (according with the criterion nº 3): - PSA progression defined as two elevation of the PSA serum level with \>=1 week between each measure. Patients who have received an antiandrogen must present disease progression (\>=4 weeks since the last dose of flutamide or \>=6 weeks since the last dose of bicalutamide or nilutamide). PSA value in screening visit must be \>=2 μg/L (2 ng/mL). - Soft tissue progression defined by RECIST 1.1 criteria - Bone lesion progression defined by PCWG2 criteria, with two or more new lesions in a scintigraphy
  • Metastatic disease with bone lesions detected by scintigraphy, or measurable soft tissue lesions by CT/MR. Patients with ganglionar disease will be suitable if they have at least one ganglionar lesion with smallest diameter \> 2,5 cm.
  • Patients without previous cytotoxic chemotherapy for prostate cancer
  • Patients without previous abiraterone acetate therapy for prostate cancer - - Asymptomatic patient or mild symptomatic about prostate cancer, (answer in the question nº 3 of the Brief Pain Inventory Short From \< 4) 11. ECOG = 0-1.
  • Life expectancy of at least 6 months
  • Patient must be able to swallow the investigation product and to follow the protocol requirements.
  • Biomarker study informed consent

Exclusion

  • Active infection or other medical condition which, in the opinion of the investigator, would preclude participation in this trial.
  • Known brain metastasis or leptomeningeal active involvement
  • Other malignancy in the last five years, except non-melanoma skin cancer treated and resolved.
  • Hematologic parameters: - Absolute neutrophil count \<=1500/μL - Platelet count \<100 000/μL - Haemoglobin \< 5,6 mmol/L (9 g/dL)
  • Liver function: Serum bilirubin, SGPT/ALT or SGOT/AST \> 2,5 x ULN
  • Renal function: Creatinine \>177 μmol/L (2 mg/dL).
  • Serum albumin \<30 g/L (3,0 g/dL)
  • History of epilepsy or other medical condition which could cause an epileptic crisis as syncope or transient ischemic attack in the last twelve months.
  • Clinically significant cardiovascular disease.
  • Known gastrointestinal (GI) disease that could interfere with the GI absorption.
  • Significant surgery within 4 weeks before enrollment.
  • Use of opioids to control cancer pain within 4 weeks before enrollment.
  • Radiation therapy for treatment of the primary tumor in the last 3 weeks before enrollment
  • Radiation therapy for treatment of metastases in the last two months
  • Radionuclide therapy for treatment of bone metastasis
  • Prior flutamide treatment within 4 weeks before enrollment
  • Bicalutamide or nilutamide therapy within 6 weeks before enrollment
  • 5-a reductase inhibitors, estrogen o cyproterone therapy within 4 weeks before enrollment
  • Biologic therapy or other antitumoral drugs for the treatment of CRPC in the last 4 weeks
  • History of cancer progression with ketoconazole
  • Prior therapy or enrollment in a trial with an investigational product which blocks androgen synthesis (abiraterone, TAK-700, TAK-683, TAK-448) or blocks androgen receptors (ARN507, BMS 641988).
  • Included in a previous trial with enzalutamide (MDV3100).
  • Administration of an investigational drug in the last 4 weeks before enrollment
  • Use of phytotherapy products which hormonal activity against prostate cancer or which reduce PSA levels, or systemic corticosteroids in a dose greater than the equivalent of prednisone 10mg/day, within 4 weeks before enrollment
  • Hereditary fructose intolerance
  • Any condition which, in the opinion of the investigator, would preclude participation in this trial.

Key Trial Info

Start Date :

February 5 2015

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 22 2019

Estimated Enrollment :

98 Patients enrolled

Trial Details

Trial ID

NCT02288936

Start Date

February 5 2015

End Date

July 22 2019

Last Update

September 24 2019

Active Locations (16)

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Page 1 of 4 (16 locations)

1

Hospital Universitari Son Espases

Palma de Mallorca, Balearic Islands, Spain, 07120

2

Hospital Universitari Germans Trias I Pujol de Badalona

Badalona, Barcelona, Spain, 08916

3

Hospital Clinic I Provincial de Barcelona

Barcelona, Spain, 08036

4

Hospital Parc Taulí

Barcelona, Spain