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LAVA1207-001/LAVA1207-002 A Phase 1 and 2a open-label trial to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics, immunogenicity, and antitumor activity of LAVA-1207, a PSMA-targeting bispecific γδ-T cell engager, alone or with low dose interleukin-2 or Pembrolizumab, in patients with therapy refractory metastatic castration resistant prostate cancer

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2024-515821-27-00
Enrollment
110
Registered
2024-08-27
Start date
2021-11-30
Completion date
2025-06-18
Last updated
2025-03-11

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

Conditions

Prostate Cancer

Brief summary

Part 1 * Frequency and severity of AEs using the Common Terminology Criteria for Adverse Events (CTCAE) version 5.0 and ASTCT grading for CRS. *Frequency and type of DLT. Part 2 * Frequency and severity of AEs using the CTCAE version 5.0 and ASTCT grading of CRS at the RP2D.

Detailed description

Part 1 Dose Escalation and Part 2 Expansion Cohort (for LAVA-1207 alone and/or LAVA-1207 plus LDSC IL-2 and/or LAVA-1207 plus pembrolizumab) Number of participants with an antitumor response according to immune response evaluation criteria in solid tumors (RECIST and iRECIST) in patients with measurable disease. Duration of response. Disease control rate (DCR) for patients with measurable disease at 8, 16 and 24 weeks.

Interventions

DRUGKEYTRUDA 25 mg/mL concentrate for solution for infusion

Sponsors

LAVA Therapeutics N.V.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
Male
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Part 1 * Frequency and severity of AEs using the Common Terminology Criteria for Adverse Events (CTCAE) version 5.0 and ASTCT grading for CRS. *Frequency and type of DLT. Part 2 * Frequency and severity of AEs using the CTCAE version 5.0 and ASTCT grading of CRS at the RP2D.

Secondary

MeasureTime frame
Part 1 Dose Escalation and Part 2 Expansion Cohort (for LAVA-1207 alone and/or LAVA-1207 plus LDSC IL-2 and/or LAVA-1207 plus pembrolizumab) Number of participants with an antitumor response according to immune response evaluation criteria in solid tumors (RECIST and iRECIST) in patients with measurable disease. Duration of response. Disease control rate (DCR) for patients with measurable disease at 8, 16 and 24 weeks.

Countries

Netherlands, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026