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Prostate CancerSTART-METNCT05209243

START-MET HS Prostate Cancer. : SbrT & Androgen Receptor Therapy METastatic HSPC

A study testing SBRT in people with Prostate Cancer and Stereotactic Body Radiation Therapy, run by Instituto de Investigación en Oncología Radioterápica - Fundación Española de Oncología Radioterápic at 2 sites in Spain.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

Phase III study of stereotactic body radiation therapy (SBRT) plus standard of care in castration sensitive oligometastatic prostate cancer patients, defined as androgen deprivation therapy plus radiotherapy to the primary tumor in previously not treated patients and second generation hormonal treatments… Read more about this study

Who is it for?
Any age, men only
What is being tested?
SBRT
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
266 participants
Where
2 sitesSpain
Study dates
26 Jan 2023to Jan 2027
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Any age
  • Men only
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Patients with a histological diagnosis of prostate cancer.
  • Castration sensitive prostate cancer patients.
  • Oligometastatic disease defined as less than or equal 3 lesions based on CT and Bone Scan and less than or equal 5 lesions based on Choline or PSMA PET/TC. Bone metastases (including the spine) or/and lymph nodes metastases.
  • Informed consent is obtained from the patient.
  • Adequate bone-marrow, liver and renal function:
  • Haemoglobin ≥10 g/dL, Leucocytes ≥ 2000/mm^3, Neutrophils ≥1500/mm^3, platelets ≥1000007mm^3
  • GOT, GPT and Total Bilirrubin ≤1.5*ULN (Upper limit of normality)
  • Creatinine ≤1.5*ULN or Creatinine Clearance ≥50 ml/min^-1

Who cannot join

  • Lack of a histological diagnosis of prostate cancer.
  • Castration resistant prostate cancer patients according to PCWG3[30].
  • Metastatic disease defined as greater than or equal 3 lesions based on CT and Bone Scan and greater than or equal 5 lesions based on Choline or PSMA PET/TC.
  • Visceral metastases.
  • Tumor stage T4 according to AJCC 8th Edition Cancer staging form.
  • Prior treatment with docetaxel, second generation hormonal treatments (Apalutamide/Abiraterone+Prednisone/Enzalutamide) or bone antiresorptive therapy.
Show all 12Show fewer
  • Presence of symptoms or signs that are indicative of urgent surgery/radiotherapy as the first treatment for the metastases disease.
  • Lesions that require SBRT treatment that exceed critical organ tolerance limits, or do not meet the criteria for the prescription of SBRT techniques used.
  • History of another neoplastic pathology which is not a currently controlled with the exception basal cell carcinomas.
  • Presence of a cardiopathy or metabolic disorder that does not recommend the treatment with second generation hormonal treatments, or the presence of inflammatory bowel disease or other pathology that does not recommend the treatment with radiotherapy.
  • Lack of informed consent or the patient's ability to give consent.
  • Participation in other clinical trials at the time of inclusion or in the 3 previous months.

Trial locations and contacts

2 sites in 1 country. Contact the study team or a site near you to ask about taking part.

Antonio J Conde Moreno, MD PhD contact

+34 649039866

antoniojconde@gmail.com

Fernando López Campos, MD PhD contact

+34 663158959

fernando_lopez_campos@hotmail.com

Spain2 sites, 2 recruiting
  • Hospital Universitario Ramón y Cajal

    Madrid, 28034

    Fernando López Campos, flcampos@salud.madrid.org

    Fernando López Campos

    Recruiting
  • Hospital Universitari i Politècnic La Fe

    Valencia

    Antonio J Conde, 0034649039866 ext. 0034649039866, antoniojconde@gmail.com

    Not yet recruiting

Other trials in Spain

About this study

Official title: Phase III Study of Stereotactic Body Radiation Therapy (SBRT) Plus Standard of Care in Castration Sensitive Oligometastatic Prostate Cancer Patients.

Phase III study of stereotactic body radiation therapy (SBRT) plus standard of care in castration sensitive oligometastatic prostate cancer patients, defined as androgen deprivation therapy plus radiotherapy to the primary tumor in previously not treated patients and second generation hormonal treatments (Apalutamide/Abiraterone+Prednisone/Enzalutamide) vs androgen deprivation therapy plus radiotherapy to the primary tumor in previously not treated patients plus second generation hormonal treatments, for the treatment of oligometastatic prostate cancer.

Read the detailed description

A total of 266 patients with a histological diagnosis of metastatic hormone sensitive prostate cancer, with limited disease (≤ 3 lesions based on CT and Bone Scan and ≤ 5 lesions based on Choline or PSMA PET/TC) at the diagnosis or in an oligorrecurrent stage will be included in the study. Candidates will be first screened for metastatic sites through bone scintigraphy and computerised tomography (CT) scans. Those who meet the ≤3 metastatic sites criteria will be second screened for metastatic sites based on Choline or PSMA PET/TC, which will be used to define the treatment volume of metastatic disease with SBRT/HIGRT and to confirm the oligometastatic status before the inclusion in the study.

Once included in the study, patients will be randomize (1:1) to standard of care + SBRT vs standard of care.

  • Interventional arm: STANDARD OF CARE + SBRT (all metastatic lesions). ADT+ RT to the primary tumor (previously not treated) + Second generation hormonal treatment
  • Control arm: STANDARD OF CARE. ADT+ RT to the primary tumor (previously not treated) + Second generation hormonal treatment

Patients will be stratified according to prior local treatment (yes/no) or the new imaging technique used (Choline vs PSMA PET/TC).

Being tested
SBRT, STANDARD OF CARE
Keywords
SBRT, Prostate cancer, Metastatic hormonosensitive prostate cancer, Second generation hormonal treatments, Oligometastatic prostate cancer, Apalutamide, Enzalutamide, Darolutamide
Medical subject headings
Prostatic Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • SBRTRadiation

    SBRT (all metastatic lesions)

  • STANDARD OF CARERadiation

    ADT+ RT to the primary tumor (previously not treated) + Second generation hormonal treatment

Study groups in NCT05209243
Study groupRoleWhat they receive
Interventional armExperimentalSTANDARD OF CARE + SBRT (all metastatic lesions). ADT+ RT to the primary tumor (previously not treated) + Second generation hormonal treatment
Receives: Radiation: SBRT; Radiation: STANDARD OF CARE
Control armActive comparatorSTANDARD OF CARE. ADT+ RT to the primary tumor (previously not treated) + Second generation hormonal treatment
Receives: Radiation: STANDARD OF CARE

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Radiological progression-free survival (rPFS)

    based on RECIST 1.1 criteria

    Measured: An average of two years

Secondary outcomes (9)
  1. Overall survival

    Defined as the time from trial randomization to the date of death from any cause. Patients not experiencing an event will be censored at the last known time they were alive.

    Measured: 3 years

  2. Time to cytotoxic chemotherapy

    Time from trial randomization to start of first cytotoxic chemotherapy

    Measured: An average of two years

  3. Time to PSA progression

    Counted from the day of randomization to the day of either first recorded biochemical progression[30]. Patients not experiencing a biochemical failure are censored at time of last assessment

    Measured: An average of two years

  4. Local control

    based on RECIST 1.1 criteria

    Measured: 3 years

  5. Time to castration resistance

    Defined as the time from trial randomization until castration resistant status

    Measured: 3 years

  6. Time to skeletal-related event

    Time from randomization until the occurrence of a skeletal related event (SRE)

    Measured: An average of two years

  7. Quality of life. FACT-P

    FACT-P

    Measured: Three years after the study completion

  8. Safety profile

    To determine acute and late toxicity due to radiotherapy, scored using the Common Terminology Criteria for Adverse Events (CTCAE) versión 4.3.

    Measured: Three years after the study completion

  9. Pain. BPI

    Evaluate the impact of the treatment on the patient's quality of life using the Brief Pain Inventory (BPI) questionnaire

    Measured: Three years after the study completion

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted26 Jan 2022
  2. Study start26 Jan 2023
  3. Primary completionJan 2025 (estimated)
  4. Study completionJan 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
* Interventional arm: STANDARD OF CARE + SBRT (all metastatic lesions). ADT+ RT to the primary tumor (previously not treated) + Second generation hormonal treatment * Control arm: STANDARD OF CARE. ADT+ RT to the primary tumor (previously not treated) + Second generation hormonal treatment Patients will be stratified according to prior local treatment (yes/no) or the new imaging technique used (Choline vs PSMA PET/TC).
Masking
None (open label)
Enrolment
266 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05209243
Sponsor's protocol ID
GICOR-SEOR 2-21
Acronym
START-MET
Status last verified
May 2023
First submitted
10 Jan 2022
Last updated
19 May 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing SBRT in people with Prostate Cancer and Stereotactic Body Radiation Therapy, run by Instituto de Investigación en Oncología Radioterápica - Fundación Española de Oncología Radioterápic at 2 sites in Spain.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 19 May 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Spain. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Antonio J Conde Moreno, MD PhD (+34 649039866, antoniojconde@gmail.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Radiological progression-free survival (rPFS) (time frame: An average of two years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 May 2023.

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