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2022-502285-24-00RecruitingPhase 1/2

Study to assess the safety and efficacy of the SpectraCure P18 System

Open-label clinical phase 1/2 study to assess the safety and efficacy of the SpectraCure P18 System (Interstitial multiple diode lasers and IDOSE® Software) and verteporfin for injection (VFI) for the treatment of recurrent prostate cancer

Source: EU CTIS (euclinicaltrials.eu) · Last updated 27 Oct 2026

Next steps

Brief summary (registry, in English)

(i) demonstrate that the use of the SpectraCure P18 System (Interstitial multiple diode lasers and IDOSE® Software) and verteporfin for injection (VFI) is a safe treatment for patients with recurrent prostate cancer, and (ii) demonstrate that the SpectraCure P18 System (Interstitial multiple diode lasers and IDOSE® Software) is able to calculate, deliver and control the required light dose for elimination of cancer cells in locally recurrent prostate cancer tumours, and (iii) demonstrate that the SpectraCure P18 System (Interstitial multiple diode lasers and IDOSE® Software) is able to calculate the precise positioning of the fibers for maximum effective light delivery, and (iv) determine the lowest safe and effective drug dose as well as the lowest safe and effective light dose as determined by MRI response and adverse events. (v) ascertain the dose level and assess clinical efficacy of the SpectraCure P18 System (Interstitial multiple diode lasers and IDOSE® Software) and verteporfin for injection (VFI) for treatment of recurrent prostate cancer.

Status (registry)
Recruiting
Phase (registry)
Phase 1/2
Study type
Interventional
Enrollment
26 (estimated)
First submitted
18 Oct 2022
Start date
1 Mar 2024
Lead sponsor
SpectraCure AB (publ)
EU CT number
2022-502285-24-00

What you commit to

  • Study type: Interventional · Phase 1/2
  • Planned participants: 26
  • 2 sites in 2 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of EU CTIS (euclinicaltrials.eu). It describes the study design.

Who cannot take part

Copied verbatim from EU CTIS (euclinicaltrials.eu) and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Phase 1: Less than 1 week since surgery (excluding minimal procedures, e.g. vascular access device insertion).
  • Phase 1: Concomitant infection
  • Phase 1: Subjects with other severe concurrent disease that in the judgement of the investigator would make the subject inappropriate for entry into this study.
  • Phase 2: Subjects who have been treated with seed implantation brachytherapy
  • Phase 2: Less than 1 week since surgery (excluding minimal procedures, e.g. vascular access device insertion).
  • Phase 2: Concomitant infection.
  • Phase 2: Subjects with other severe concurrent disease that in the judgement of the investigator would make the subject inappropriate for entry into this study.
  • Phase 2: On-going therapy with a photosensitizing agent.
  • Phase 2: Enrollment in another therapeutic clinical study within 3 months prior to randomization and throughout the study.
  • Phase 1: On-going therapy with a photosensitizing agent.
  • Phase 1: Enrollment in another therapeutic clinical study within 3 months prior to randomization and throughout the study.
  • Phase 1: Patients who have been treated with seed implantation brachytherapy.

Other illness

  • Phase 1: Patients with locally advanced (AJCC 7th edition T3/T4) or metastatic disease.
  • Phase 1: Mental incapacity or psychiatric illness that would interfere with the subject’s ability to understand and give informed consent or to complete follow-up visits according to the judgement of the investigator.
  • Phase 1: Porphyria or other diseases exacerbated by light.
  • Phase 2: Subjects with locally advanced (AJCC 7th edition T3/T4), regional pelvic lymph node metastasis, or metastatic disease defined by PSMA PET.
  • Phase 1: Known hypersensitivity to verteporfin for injection (VFI) or to any of the excipients.
  • Phase 2: Mental incapacity or psychiatric illness that would interfere with the subject’s ability to understand and give informed consent or to complete follow-up visits according to the judgement of the investigator.
  • Phase 2: Porphyria or other diseases exacerbated by light.
  • Phase 2: Known hypersensitivity to verteporfin for injection (VFI) or to any of the excipients
  • Phase 2: Known allergies to porphyrins.
  • Phase 1: Known allergies to porphyrins.
  • Phase 1: Subjects with a history of CTCAE v4 grade 3 or greater or persistent (>1 separate episodes or symptoms lasting more than 3 months after initiation of medical intervention) grade 2 proctitis attributed to radiation.

Lab values

  • Phase 1: Contraindication for MRI/Gadolinium contrast such as: implants, severe renal impairment (glomerular filtration rate [GFR] <30 mL/min/1.73m2, or previous contrast reactions.

Other

  • Phase 1: Contraindication for photosensitizer
  • Phase 2: Contraindication for photosensitizer.
  • Phase 2: Tumours known to be eroding into a major blood vessel in or adjacent to the illumination site.
  • Phase 1: Tumours known to be eroding into a major blood vessel in or adjacent to the illumination site.
  • Phase 1: Gleason score 10 at initial diagnosis.

Who the study is looking for

  • Phase 1: Subjects > 18 years who have gone through external or internal, high dose-rate (brachy) radiation therapy for localized prostate cancer with histopathologically verified local recurrence.
  • Phase 2: Subjects > 18 years who have gone through external or internal, high dose-rate (brachy) radiation therapy for localized prostate cancer with histopathologically verified local recurrence.
  • Phase 2: Treatment target volume less than 50 cm3.
  • Phase 2: Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.
  • Phase 2: Expected survival ≥ 12 months.
  • Phase 2: Sufficient bone marrow reserve as indicated by; granulocyte count ≥ 1500/mm3, platelet count ≥ 100,000/mm3.
  • Phase 2: Adequate renal function as defined by creatinine ≤ 1.5 mg /dl.
  • Phase 2: Adequate hepatic function, based on a total bilirubin ≤ 1.5 mg/dl, serum glutamateoxaloacetate transaminase (SGOT) ≤ 3 times the upper limit of normal, and alanine transaminase (ALT) ≤ 3 times the upper limit of normal.
  • Phase 2: Signed Informed Consent.
  • Phase 1: Treatment target volume less than 50 cm3 defined by transrectal ultrasound.
  • Phase 1: Subject not eligible for surgery or curative radiotherapy.
  • Phase 1: Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1
  • Phase 1: Expected survival ≥ 8 months.
  • Phase 1: Sufficient bone marrow reserve as indicated by; granulocyte count ≥ 1500/mm3, platelet count ≥ 100,000/mm3.
  • Phase 1: Adequate renal function as defined by creatinine ≤ 1.5 mg /dl.
  • Phase 1: Adequate hepatic function, based on a total bilirubin ≤ 1.5 mg/dl, serum glutamateoxaloacetate transaminase (SGOT) ≤ 3 times the upper limit of normal, and alanine transaminase (ALT) ≤ 3 times the upper limit of normal.
  • Phase 1: Signed Informed Consent

Age in the registry: 18 years to - · Sex: Male · Does not accept healthy volunteers

Full criteria on EU CTIS (euclinicaltrials.eu)

Sites (2)

Sites in registry order. Save your city in your profile to sort them by distance.

SiteCityCountrySite status
Staedtisches Klinikum Braunschweig gGmbHBrunswickGermanyWithdrawn
Region Skane Skanes UniversitetssjukhusMalmoSwedenRecruiting

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This page is information, not medical advice. Discuss any trial with your doctor.