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Not listed Phase 1 Interventional

Study of CB307 in Patients With Advanced and/or Metastatic PSMA-positive Tumours.

ClinicalTrials.gov ID: NCT04839991

Public ClinicalTrials.gov record NCT04839991. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 8, 2026, 1:01 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 1 Open-Label, Dose Escalation and Expansion Trial to Investigate the Safety, Pharmacokinetics and Pharmacodynamics of CB307, a Trispecific Humabody® T-cell Enhancer, in Patients With PSMA+ Advanced and/or Metastatic Solid Tumours

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

FIH, Phase 1, open-label, multi centre study of CB307, a trispecific Humabody® T-cell enhancer, in patients with advanced and/or metastatic PSMA+ solid tumours to assess safety and tolerability to determine MTD and preliminary RP2D.In addition this study will assess the safety and efficacy of CB307 when given in combination with pembrolizumab (KEYTRUDA®) in patients with metastatic PSMA+ castration-resistant cancer

Study identification

NCT ID
NCT04839991
Recruitment status
Not listed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Crescendo Biologics Ltd.
Industry
Enrollment
70 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 7, 2021
Primary completion
Jul 24, 2024
Completion
Sep 24, 2024
Last update posted
Nov 17, 2023

2021 – 2024

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Washington Seattle Washington 98109-5311 Recruiting

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 19 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04839991, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Nov 17, 2023 · Synced Sep 8, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04839991 live on ClinicalTrials.gov.

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