Enzalutamide and Niraparib in the Treatment of Metastatic Castrate-Resistant Prostate Cancer (CRPC)

Part of paid clinical trials in Boston, Massachusetts.

Sponsor
Paul Mathew, MD
Study ID
NCT02500901
Phase
PHASE1
Status
Terminated

Conditions

  • Metastatic Prostate Cancer

Eligibility Criteria

Sex
MALE
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Enzalutamide — DRUG
    Following completion of 28-day lead-in cycle, enzalutamide 160 mg PO daily will continue to be administered in 28-day cycles until documented progression, unmanageable toxicity, or decision to discontinue for any reason.
  • Niraparib — DRUG
    Niraparib will be administered daily in three dose-escalation cohorts of 6 subjects per dose levels of 100mg PO, 200mg PO or 300mg PO in 28-day cycles until documented progression, unmanageable toxicity, or decision to discontinue for any reason.

Study Details

This is a phase I study to determine the safety and feasibility of the combination of enzalutamide and niraparib in subjects with metastatic castration-resistant prostate cancer (CRPC).

Key Dates

Start date
Mar 31, 2016
Status verified
Oct 2019
Primary completion
May 10, 2016
Completion
May 10, 2016

Study Design

Enrollment
2 participants (actual)
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • Experimental: Experimental Treatment
    Subjects will receive enzalutamide 160 mg/day PO in a 28-day lead-in cycle to assess tolerability. If well-tolerated, cycle 1 of combined enzalutamide and niraparib will commence. Enzalutamide will continue at 160 mg PO daily. Niraparib will be administered in three dose-escalation cohorts of 100mg PO, 200mg PO or 300 mg PO daily. Six subjects will be enrolled at each dose level. Each cycle will be 28 days. Combination treatment will continue until documented progression, unmanageable toxicity, or subject or treating investigator decision to discontinue for any reason.

Primary Outcome Measure

Maximum Tolerated Dose (MTD) for Subjects Receiving Enzalutamide With Niraparib Without Experiencing Dose-limiting Toxicity(s) (DLT) [ Time Frame: From the start of combination treatment D29 until 30 days after last dose of study treatment per CTCAE v4, assessed up to 52 weeks ]

Locations (1)

FacilityCityStateZIPSite coordinators
Tufts Medical CenterBostonMassachusetts02111-

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