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Phase I study of PSMA-PET

Phase I clinical study using PSMA-11 injection kit (TLX591-CDx) and 68Ga-PSMA-11 (68Ga-TLX591-CDx) radiolabeled by 68Ge/68Ga generator for patients with prostate cancer

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2041200110
Enrollment
10
Registered
2021-03-11
Start date
2021-05-24
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prostate cancer Prostate cancer, PSMA-PET, PSMA-11, PSMA-11 PET, 68Ga, Ga-68

Interventions

A single injection of 2.0 MBq/kg of study drug within 28 days after registration.

Sponsors

Inaki Anri
Lead Sponsor
Telix Pharmaceuticals (Japan) Ltd.
Collaborator

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: Cohort 1 1) proven prostate cancer. 2) untreated or progressive high-grade prostate cancer (N1 or M1). Cohort 2 1) proven prostate cancer at initial diagnosis. 2) undergone curative prostatectomy at first onset. 3) satisfying any of the following: 3)-1 biopsy-proven recurrence at local recurrence or metastatic lesion. 3)-2 serum PSMA elevation from baseline. 3)-3 suggestive recurrence by diagnostic imaging. Cohort 3 1) proven prostate cancer at initial diagnosis. 2) undergone curative radiation (external beam and/or brachytherapy) at first onset. 3) satisfying any of the following: 3)-1 biopsy-proven recurrence at local recurrence or metastatic lesion. 3)-2 serum PSMA elevation from baseline. 3)-3 suggestive recurrence by diagnostic imaging. Common to cohort 1 - 3 1) satisfying the following within 28 days before registration: 1)-1 hematopoietic function neutrophil >= 1,500 /microL (G-CSF independent) platelets >= 100,000 /microL (transfusion independent) Hb >= 9.0 g/dL (transfusion independent) 1)-2 renal function eGFR >= 30 mL/min/1.73m2 1)-3 hepatic function ALT = 96% (at room air) 2) ECOG PS 0 or 1 within 28 days before registration. 3) 20-year-old and more Japanese males. 4) written agreement to the contraceptives up to 90 days after administration of the study drug. 5) written informed consent to participate in the current clinical trial.

Exclusion criteria

Exclusion criteria: 1) current malignancies other than prostate cancer. 2) HBV (or carrier), HCV, HIV, or any other active infections which need to be treated during the current trial. 3) any complications due to the treatment for prostate cancer which need to be treated during the current trial. 4) any of the following conditions / diseases of poor control. symptomatic congestive heart failure, unstable angina, myocardial infarction, arrythmia, any valvular diseases, any aortic disorders, respiratory disorders (which need to medications or physical treatment such as oxygen administration, continuous positive pressure breathing therapy), interstitial pulmonary disorder, pleural effusion, ascites, hemorrhagic diathesis (e.g., hemophilia, idiopathic thrombocytopenic purpura, antiplatelet therapy, anticoagulant therapy), diabetes mellitus 5) history of salivary gland disorders. 6) history of extra-beam radiation to head and neck area. 7) current poorly-controlled psychiatric disorder. 8) difficulty in complying with the instructions of the investigator in the radiation-controlled area. 9) possibility of administration of radiopharmaceuticals other than the study drug. 10) history of administration of 68Ga-PSMA-11 11) any other reasons that the patient cannot participate in the current clinical trial.

Design outcomes

Primary

MeasureTime frame
Safety

Secondary

MeasureTime frame
Pharmacokinetics Estimated exposure dose

Contacts

Public ContactAnri Inaki

Kanazawa University Hospital

henri@staff.kanazawa-u.ac.jp+81-76-265-2333

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026