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Un estudio de ITC-6146RO en pacientes con cáncer avanzado o metastásico que han fracasado con la terapia estándar

2 de noviembre de 2026 actualizado por: IntoCell, Inc

Un estudio de fase 1a/b, de etiqueta abierta, multicéntrico, primero en humanos, de escalada de dosis/expansión con múltiples cohortes para evaluar la seguridad, tolerabilidad, farmacocinética y la eficacia antitumoral preliminar de ITC-6146RO en pacientes con cáncer avanzado o metastásico que han fallado a la terapia estándar

The study consists of Phase 1a (dose escalation) and Phase 1b (dose expansion). In Phase 1a, sequential cohorts of subjects will receive escalating doses of ITC-6146RO to determine maximum tolerated dose (MTD) and/or optimal biological dose (OBD).

In Phase 1b, the recommended phase 2 dose (RP2D) chosen from Phase 1a will be evaluated to further investigate safety, tolerability, pharmacokinetic (PK) and anti-tumor efficacy of ITC-6146RO.

Descripción general del estudio

Tipo de estudio

Intervencionista

Inscripción (Estimado)

102

Fase

  • Fase 1

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Ubicaciones de estudio

    • Seoul
      • Seoul, Seoul, Corea del Sur, 05505
        • Asan Medical Center
      • Seoul, Seoul, Corea del Sur, 06351
        • Samsung Medical Center
      • Seoul, Seoul, Corea del Sur, 03722
        • Severance Hospital

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

18 años y mayores (Adulto, Adulto Mayor)

Acepta Voluntarios Saludables

No

Géneros elegibles para el estudio

Todos

Descripción

Inclusion Criteria:

  1. Adult males and females aged ≥ 19 years (Korea) or ≥ 18 years (United States)
  2. Patients must be individuals who have voluntarily agreed to participate in the study after receiving a detailed explanation and fully understanding the nature of the clinical trial, and who have provided written informed consent.
  3. Pathological confirmation of malignancy and evidence of metastatic or surgically unresectable disease
  4. Patients must have at least one evaluable or measurable lesion based on Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST version 1.1). However, for patients with prostate cancer, eligibility will be determined based on Prostate Cancer Working Group 3 (PCWG3)
  5. Patients who have received standard therapies and have no remaining clinically available approved treatment options.
  6. Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1
  7. Estimated life expectancy of ≥ 3 months

Exclusion Criteria:

  1. Inability to comply with study and follow-up procedures
  2. Patients with a prior history of anticancer therapy before the first dose
  3. History of another active malignancy within the past 3 years
  4. Patients with central nervous system metastases, leptomeningeal disease, or spinal cord compression.
  5. Patients who are currently participating in a clinical trial or have participated in a clinical trial involving a medical device or investigational product within 28 days prior to the first administration of ITC-6146RO
  6. Has prior treatment with duocarmycin-containing agents
  7. Pregnancy, lactation, or breastfeeding
  8. Known Human immunodeficiency virus (HIV), Hepatitis C virus (HCV) and Hepatitis B virus (HBV) infection with active disease exception of the following conditions.
  9. Tuberculosis with active disease
  10. Active infection necessitating systemic therapy
  11. Prior allogenic bone marrow transplantation or solid organ transplantation
  12. History of autoimmune disease, treatment with systemic immunosuppressive medications
  13. Patients with clinically significant pulmonary disease

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Tratamiento
  • Asignación: N / A
  • Modelo Intervencionista: Asignación Secuencial
  • Enmascaramiento: Ninguno (etiqueta abierta)

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Experimental: Phase 1a/b

The study consists of a Phase 1a dose-escalation part and a Phase 1b dose-expansion part.

ITC-6146RO will be administered as an intravenous (IV) infusion at protocol-specified dose levels and schedules in Phase 1a (dose escalation) and Phase 1b (dose expansion).

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Phase 1a (Dose Escalation) Incidence of Adverse Events (AEs)
Periodo de tiempo: Through study completion (Up to 2 years)

Grade 3 and 4 AEs, Treatment Emergent Adverse Events (TEAEs), Serious Adverse Events (SAEs), Dose-limiting toxicities (DLTs) and AEs leading to discontinuation of study treatment, Evaluation of all-grade cardiac, renal, and pulmonary AEs , n, (%)

Through study completion (Up to 2 years)
Phase 1b (Dose Expansion) Incidence of AEs
Periodo de tiempo: Through study completion (Up to 2 years)

Grade 3 and 4 AEs, TEAEs, SAEs and AEs leading to discontinuation of study treatment, Evaluation of all-grade cardiac, renal, and pulmonary AEs, n, %

Through study completion (Up to 2 years)

Medidas de resultado secundarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Phase 1a (Dose Escalation) Maximum Tolerated Dose (MTD) or Optimal Biological Dose (OBD) of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

MTD/OBD will be reported as the final selected dose level for further investigation from Phase 1a dose escalation. MTD is determined by DLTs observed during the prespecified DLT observation period, and OBD is determined by meeting prespecified biological activity criteria (as defined in the protocol).

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Area Under the Plasma Concentration-Time Curve From Time 0 to the Last Quantifiable Concentration (AUClast) After Single-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma AUClast following a single dose of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Area Under the Plasma Concentration-Time Curve From Time 0 to Infinity (AUCinf) After Single-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma AUCinf following a single dose of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Maximum Observed Plasma Concentration (Cmax) After Single-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma Cmax following a single dose of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Terminal Elimination Half-life (t1/2) After Single-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma terminal elimination half-life (t1/2) following a single dose of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Time to Maximum Observed Plasma Concentration (Tmax) After Single-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma Tmax following a single dose of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Apparent Clearance (CL) After Single-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma apparent clearance (CL) following a single dose of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Apparent Volume of Distribution (Vz) After Single-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma apparent volume of distribution (Vz) following a single dose of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Area Under the Plasma Concentration-Time Curve From Time 0 to the Last Quantifiable Concentration (AUClast) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma AUClast following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Maximum Observed Plasma Concentration at Steady State (Cmax,ss) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma Cmax,ss (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Trough Plasma Concentration at Steady State (Ctrough,ss) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma Ctrough,ss (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Average Plasma Concentration Over the Dosing Interval at Steady State (Cav,τ) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma Cav,τ (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Terminal Elimination Half-life at Steady State (t1/2,ss) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma terminal elimination half-life at steady state (t1/2,ss) (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Time to Maximum Observed Plasma Concentration at Steady State (Tmax,ss) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma Tmax,ss (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Apparent Clearance at Steady State (CLss) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma apparent clearance at steady state (CLss) (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Apparent Volume of Distribution at Steady State (Vss) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Plasma apparent volume of distribution at steady state (Vss) (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Accumulation Ratio After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Accumulation ratio (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Peak-to-Trough Fluctuation (PTF) After Multiple-Dose Administration of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Peak-to-trough fluctuation (PTF) (as applicable) following multiple-dose administration of ITC-6146RO will be calculated from plasma concentration-time data and summarized descriptively.

Through study completion (Up to 2 years)
Phase 1a (Dose Escalation) Incidence of Anti-Drug Antibodies (ADAs) to ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Percentage of participants with detectable ADAs to ITC-6146RO (ADA-positive) based on a validated immunoassay.

Through study completion (Up to 2 years)
Phase 1b (Dose Expansion) Population Pharmacokinetic (PopPK) Parameters of ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

PopPK parameters (e.g.,clearance and volume of distribution) will be estimated using PopPK modeling based on measured ITC-6146RO concentrations.

Through study completion (Up to 2 years)
Phase 1b (Dose Expansion) Incidence of Anti-Drug Antibodies (ADAs) and Neutralizing Antibodies (NAbs) to ITC-6146RO
Periodo de tiempo: Through study completion (Up to 2 years)

Percentage of participants with detectable ADAs, including NAbs, to ITC-6146RO, as determined by validated immunoassay and neutralization assays (as applicable).

Through study completion (Up to 2 years)
Phase 1a/b (Dose Escalation, Dose Expansion) Objective Response Rate (ORR) by Investigator per RECIST v1.1
Periodo de tiempo: Through study completion (Up to 2 years)

ORR will be assessed by the investigator per RECIST v1.1

Through study completion (Up to 2 years)
Phase 1a/b (Dose Escalation, Dose Expansion) Duration of Response (DoR) by Investigator per RECIST v1.1
Periodo de tiempo: Through study completion (Up to 2 years)

DoR will be assessed by the investigator per RECIST v1.1

Through study completion (Up to 2 years)
Phase 1a/b (Dose Escalation, Dose Expansion) Time to Response (TTR) by Investigator per RECIST v1.1
Periodo de tiempo: Through study completion (Up to 2 years)

TTR will be assessed by the investigator per RECIST v1.1

Through study completion (Up to 2 years)
Phase 1a/b (Dose Escalation, Dose Expansion) Progression-Free Survival (PFS) by Investigator per RECIST v1.1
Periodo de tiempo: Through study completion (Up to 2 years)

PFS will be assessed by the investigator per RECIST v1.1

Through study completion (Up to 2 years)

Otras medidas de resultado

Medida de resultado
Medida Descripción
Periodo de tiempo
Phase 1b (Dose Expansion) Association Between ITC-6146RO Pharmacokinetic Parameters and Efficacy and Safety Endpoints
Periodo de tiempo: Through study completion (Up to 2 years)

Correlation between ITC-6146RO pharmacokinetic (PK) parameters and selected efficacy, safety, and exploratory endpoints. Efficacy endpoints may include objective response rate (ORR) and progression-free survival (PFS). Associations will be evaluated using appropriate exposure-response analyses.

Through study completion (Up to 2 years)
Phase 1a/b (Dose Escalation, Dose Expansion) Overall Survival (OS)
Periodo de tiempo: Through study completion (Up to 2 years)

OS is defined as the time from randomization until death from any cause.

Through study completion (Up to 2 years)
Phase 1a/b (Dose Escalation, Dose Expansion) Association Between B7-H3 Expression in Tumor Tissue and Anti-Tumor Efficacy
Periodo de tiempo: Through study completion (Up to 2 years)

Correlation between B7-H3 expression in tumor tissue assessed by immunohistochemistry (IHC) and anti-tumor efficacy endpoints, including objective response rate (ORR) and progression-free survival (PFS). ORR is defined as the proportion of participants with confirmed complete or partial response, and PFS as time to disease progression or death per protocol-defined criteria. Associations will be evaluated using appropriate statistical methods. In participants with metastatic castration-resistant prostate cancer (mCRPC), PSA response rate (≥50% decline from baseline) and time to PSA progression will also be assessed.

Through study completion (Up to 2 years)

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Patrocinador

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio (Actual)

24 de marzo de 2026

Finalización primaria (Estimado)

30 de junio de 2027

Finalización del estudio (Estimado)

31 de diciembre de 2029

Fechas de registro del estudio

Enviado por primera vez

4 de febrero de 2026

Primero enviado que cumplió con los criterios de control de calidad

18 de febrero de 2026

Publicado por primera vez (Actual)

20 de febrero de 2026

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

4 de noviembre de 2026

Última actualización enviada que cumplió con los criterios de control de calidad

2 de noviembre de 2026

Última verificación

1 de noviembre de 2026

Más información

Términos relacionados con este estudio

Información sobre medicamentos y dispositivos, documentos del estudio

Estudia un producto farmacéutico regulado por la FDA de EE. UU.

Sí

Estudia un producto de dispositivo regulado por la FDA de EE. UU.

No

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

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