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A multicenter, first-in-human, dose escalation and optimization phase I/IIa study to investigate safety, tolerability, pharmacokinetics, and efficacy of the NaPi2b antibody-drug conjugate TUB-040 in patients with platinum-resistant high-grade ovarian cancer (PROC) or relapsed/refractory adenocarcinoma non-small cell lung cancer (NSCLC) (NAPISTAR 1-01).

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2024-511074-80-01
Acronym
NAPISTAR 1-01
Enrollment
99
Registered
2024-08-12
Start date
2024-09-06
Completion date
Unknown
Last updated
2025-12-08

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

Conditions

Platinum-resistant high-grade ovarian cancer (PROC) or relapsed/refractory adenocarcinoma non-small cell lung cancer (NSCLC)

Brief summary

Phase I: Incidence of dose-limiting toxicities (DLTs) at different dose levels, Phase I: Incidence and severity of treatment-emergent adverse events (TEAEs), Phase II: Incidence and severity of TEAEs, Phase II: Overall response rate (ORR) as assessed by BICR

Detailed description

Key Secondary: •Duration of response (DoR) as assessed by BICR, Phase IIa: Dose optimization: •Progression free survival (PFS), disease control rate (DCR) as assessed by BICR •Overall response rate (ORR), duration of response (DoR), progression free survival (PFS), disease control rate (DCR) as assessed by INV •Overall survival •Incidence of Grade ≥3 lab abnormalities •Incidence of serious adverse events (SAEs), Phase I: Dose Escalation: • Overall response rate (ORR), duration of response (DoR), progression free survival (PFS), and disease control rate (DCR) as assessed by INV • Incidence of Grade ≥3 lab abnormalities • Incidence of serious adverse events (SAEs), Phase I and IIa: •PK parameters of TUB-040, total mAb and free exatecan, including Cmax, Cmin, Tmax, and as far as collected data allow for a calculated estimation of t1/2, and area under the curve (AUC), Phase I and IIa: •Number and percentage of patients developing anti-TUB-040 antibodies, and semiquantitative titer assessments

Interventions

Sponsors

Tubulis GmbH
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Phase I: Incidence of dose-limiting toxicities (DLTs) at different dose levels, Phase I: Incidence and severity of treatment-emergent adverse events (TEAEs), Phase II: Incidence and severity of TEAEs, Phase II: Overall response rate (ORR) as assessed by BICR

Secondary

MeasureTime frame
Key Secondary: •Duration of response (DoR) as assessed by BICR, Phase IIa: Dose optimization: •Progression free survival (PFS), disease control rate (DCR) as assessed by BICR •Overall response rate (ORR), duration of response (DoR), progression free survival (PFS), disease control rate (DCR) as assessed by INV •Overall survival •Incidence of Grade ≥3 lab abnormalities •Incidence of serious adverse events (SAEs), Phase I: Dose Escalation: • Overall response rate (ORR), duration of response (DoR), progression free survival (PFS), and disease control rate (DCR) as assessed by INV • Incidence of Grade ≥3 lab abnormalities • Incidence of serious adverse events (SAEs), Phase I and IIa: •PK parameters of TUB-040, total mAb and free exatecan, including Cmax, Cmin, Tmax, and as far as collected data allow for a calculated estimation of t1/2, and area under the curve (AUC), Phase I and IIa: •Number and percentage of patients developing anti-TUB-040 antibodies, and semiquantitative titer asses

Countries

Belgium, Germany, Romania, Spain

Outcome results

None listed

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