Combination Study of Antibiotics With Enzalutamide (PROMIZE)

Trial statusRecruiting
Trial phasePhase 1, Phase 2
Trial typeInterventional
Biological sexMale
Age18+
SponsorInstitute of Cancer Research, United Kingdom

About this trial

PROMIZE is an open-label, multi-centre, single-arm, Phase I/II clinical trial, evaluating the safety, tolerability and anti-tumuor efficacy of an antibiotic combination and enzalutamide in patients with metastatic castration-resistant prostate cancer (mCRPC).

Eligibility criteria

Qualifiers

Histologically or cytologically proven metastatic castration-resistant prostate cancer or adenocarcinoma refractory to conventional treatment, or for which no conventional therapy exists or is declined by the patient.

Progression of soft tissue/visceral disease by RECIST (v1.1) and/or,

Progression of bone disease by PCWG3 bone scan criteria and/or,

Progression of PSA by PCWG3 PSA criteria and/or

Disqualifiers

Patients receiving enzalutamide immediately preceding the trial will be able to continue on enzalutamide without washout.

Prior flutamide treatment during previous 4-weeks. N.B. Patients whose PSA did not decline in response to antiandrogens given as a second line or later intervention will only require a 14-day washout;

Prior bicalutamide (Casodex) and nilutimide (Nilandron) treatment during previous 6-weeks;

Prior progesterone, medroxyprogesterone, progestins, cyproterone acetate, tamoxifen, and 5-alpha reductase inhibitors during previous 2-weeks (14-days).

Trial design

Treatments tested in this trial

  • Enzalutamide 40mg
  • Amoxicillin 500mg
  • Metronidazole 400mg
  • Vancomycin 125mg
  • Ciprofloxacin 500g

Treatment groups

39 Participants
are divided into 1 treatment group

Sponsors and collaborators

Institute of Cancer Research, United Kingdom

Lead sponsor

Prostate Cancer Foundation

Collaborator