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Prostate CancerNCT05995236

Prostate-Specific Membrane Antigen (PSMA) Radionuclide Therapy

An observational study of Prostate Cancer, run by Methodist Health System at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This study is a single-center registry study collecting clinical data regarding the treatment of PSMA-positive metastatic castration-resistant prostate cancer treated with PSMA radionuclide therapy per the treating physician's discretion. Read more about this study

Who is it for?
Ages 18 years and older, men only
Conditions the study is for
Prostate Cancer
What is being tested?
PSMA radionuclide therapy
How many people
35 participants
Where
1 siteUnited States
Study dates
3 Aug 2023to 9 Jul 2026
Phase
Observational
Are there results?
None posted in the registry

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 18 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Study population: The plan for Methodist Dallas Medical Center will be to collect data from 10-20 patients with PSMA-positive metastatic castration-resistant prostate cancer per year for anticipated 50-100 total patients over the next five years. We estimated this number based on the number of patient with prostate cancer treated within Methodist Heath System.

Who may be able to join

  • 1. >18 years of age
  • 2. Diagnosed with PSMA-positive metastatic castration-resistant prostate cancer and - has consented to undergo PSMA nuclear therapy per the treating physician. Specifically:
  • Metastatic or Locally Advanced AND Inoperable
  • Clear disease progression on PSMA-PET/CT
  • PSMA-PET/CT scan positive disease within 6 weeks
  • Labs:
Show all 10Show fewer
  • Hemoglobin: >8 g/dL
  • White blood cell count: >2K cells/µL
  • Platelet (Thrombocyte) count: >75 x 109/L
  • No prior therapy with Radium-223 Dichloride

Who cannot join

  • Patients who do not meet the Inclusion Criteria laid out in section 4.2 will be excluded from the study.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Methodist Dallas Medical Center

    Dallas, Texas, 75203

Other trials in United States

About this study

Official title: Prostate-Specific Membrane Antigen (PSMA) Radionuclide Therapy for the Treatment of Metastatic Castration-Resistant Prostate Cancer

This study is a single-center registry study collecting clinical data regarding the treatment of PSMA-positive metastatic castration-resistant prostate cancer treated with PSMA radionuclide therapy per the treating physician's discretion. Clinical data from candidates for or who undergo the PSMA procedure at Methodist Dallas Medical Center from August 2022 to August 2027 will be collected after discharge and patients will undergo clinical follow-up per the treating physician's discretion.

Read the detailed description

This study is a single-center registry study collecting clinical data regarding the treatment of PSMA-positive metastatic castration-resistant prostate cancer treated with PSMA radionuclide therapy per the treating physician's discretion. Clinical data from candidates for or who undergo the PSMA procedure at Methodist Dallas Medical Center from August 2022 to August 2027 will be collected after discharge and patients will undergo clinical follow-up per the treating physician's discretion.

Participants will be followed for two years following the first PSMA procedure. During these visits, participants will also be asked to report any change in their medications. Participants will not need to visit the study doctor more often than their usual treatment unless they have other medical needs. However, if participants experience any significant change in their medical condition they may be asked to have additional tests such as computed tomography (CT) scans, blood tests, etc.

Conditions
Prostate Cancer
Being tested
PSMA radionuclide therapy
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • PSMA radionuclide therapyDrug

    Collect clinical data related to treatment of PSMA-positive metastatic castration-resistant prostate cancer treated with PSMA radionuclide therapy

What is being measured

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

  1. collect clinical data related to treatment of PSMA-positive metastatic castration-resistant prostate cancer

    To collect clinical data related to patient characteristics, treatment responses and survival outcomes related to the treatment of PSMA-positive metastatic castration-resistant prostate cancer treated with PSMA radionuclide therapy

    Measured: Clinical data from candidates for or who undergo the PSMA procedure at Methodist Dallas Medical Center from August 2022 to August 2027 will be collected after discharge and patients will undergo clinical follow-up per the treating physician's discretion

Timeline

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

  1. First posted16 Aug 2023
  2. Study start3 Aug 2023
  3. Primary completion9 Jul 2026
  4. Study completion9 Jul 2026

Why it stopped: So far, we have not been able to collect meaningful data for these patients which also led to our decision to close this study before attempting write up and publish any results

Resources

More details

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

Study design
Study type
Observational
Observational model
Other
Time perspective
Other
Enrolment
35 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05995236
Sponsor's protocol ID
019.NMD.2022.D
Status last verified
Jul 2026
First submitted
9 Aug 2023
Last updated
4 Aug 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

An observational study of Prostate Cancer, run by Methodist Health System at 1 site in United States.

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 10 inclusion and 1 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: stopped early, as of the sponsor's last update on 4 Aug 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. 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?

The study was stopped early (reason given: So far, we have not been able to collect meaningful data for these patients which also led to our decision to close this study before attempting write up and publish any results). Results are not available in the source record.

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

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

collect clinical data related to treatment of PSMA-positive metastatic castration-resistant prostate cancer (time frame: Clinical data from candidates for or who undergo the PSMA procedure at Methodist Dallas Medical Center from August 2022 to August 2027 will be collected after discharge and patients will undergo clinical follow-up per the treating physician's discretion). 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 4 Aug 2026.

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