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Clinical Trial Summary

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


Clinical Trial Description

FIH, Phase 1, open-label, multi centre, non randomised study of CB307, a trispecific Humabody® T-cell enhancer, in patients with advanced and/or metastatic PSMA+ solid tumours (Part 1 & 2A) and patients with metastatic PSMA+ castration-resistant cancer (Part 2B) . The study will consist of a dose escalation phase (Part 1) and a cohort expansion phase (Part 2) which will consist of 2 arms . Part 2 will evaluate safety and preliminary efficacy of CB307 (both as monotherapy and in combination with pembrolizumab) at the MTD or preliminary RP2D as determined in Part 1. Approximately 70 patients will participate in total. Patients will receive either CB307 alone or CB307 with pembrolizumab IV (Part 2B), until loss of clinical benefit, unacceptable toxicity, withdrawal of consent or end of study. The dose escalation may be adapted by the SRC based on clinical experience and safety review. ;


Study Design


Related Conditions & MeSH terms

  • Advanced and/or Metastatic Solid Tumours
  • Neoplasms

NCT number NCT04839991
Study type Interventional
Source Crescendo Biologics Ltd.
Contact MD
Phone 01223497140
Email Clinicaltrials@crescendobiologics.com
Status Recruiting
Phase Phase 1
Start date June 8, 2021
Completion date September 25, 2024

See also
  Status Clinical Trial Phase
Completed NCT00369252 - Phase I Study of Nimotuzumab in Solid Tumours Phase 1
Active, not recruiting NCT05836623 - A Phase I Study to Assess PSMA+ and PSMA- Tumour Lesions Phase 1