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NCT Number: NCT06119685

IDP-023 as a Single Agent and in Combination With Antibody Therapies in Patients With Advanced Hematologic Cancers

This is an open label, Phase 1/2, first-in-human, multiple ascending dose, and dose-expansion study of IDP-023 administered as a single agent and in combination with or without interleukin-2 (IL-2), and with or without isatuximab, daratumumab or rituximab to evaluate the safety, tolerability and preliminary antitumor activity in patients with advanced hematologic cancers.

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Key information

About this study

IDP-023 is an off-the-shelf, allogeneic cell product made of "natural killer" cells, also called NK cells. White blood cells are part of the immune system and NK cells are a type of white blood cell that are known to kill cancer cells.

This is an open label, Phase 1/2, first-in-human, multiple ascending dose, and dose-expansion study of IDP-023 administered as a single agent and in combination with or without interleukin-2 (IL-2), and with or without isatuximab, daratumumab or rituximab to evaluate the safety, tolerability, and preliminary antitumor activity in patients with relapsed and/or refractory advanced multiple myeloma (MM) or non-Hodgkin's lymphoma (NHL), respectively.

The study is divided into a phase 1 dose escalation phase and a phase 2 expansion phase.

Phase 1 (Escalation Phase): The primary objectives of Phase 1 are to define the safety of different IDP-023 containing regimens and to define the recommended regimen and Phase 2 doses (RP2D) of IDP-023.

Phase 2 (Expansion Phase): The objective of the Phase 2 expansion cohort is to evaluate the safety and efficacy of IDP-023 in advanced MM in combination with isatuximab or daratumumab and advanced NHL in combination with rituximab.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Key Inclusion Criteria:

  • For MM patients: Documented diagnosis of MM requiring systemic therapy and relapsed and/or refractory (R/R) disease after ≥ 3 prior lines of therapy.
  • For NHL patients: R/R disease and failed ≥ 2 lines of systemic chemotherapy.
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.
  • Life expectancy of greater than 12 weeks per the Investigator.

Key Exclusion Criteria:

  • Impaired cardiac function or history of clinical significant cardiac disease.
  • Human immunodeficiency virus (HIV) infection, active hepatitis B infection, or hepatitis C infection.
  • Active SARS-CoV-2 infection.
  • Has untreated central nervous system, epidural tumor metastasis, or brain metastasis.

Treatment and study plan

IDP-023

Drug

NK cell therapy

Rituximab

Drug

Anti-CD20 antibody therapy

Other names: Rituxan

Daratumumab

Drug

Anti-CD38 antibody therapy

Other names: Darzalex

Interleukin-2

Drug

Immune cytokine

Other names: Proleukin

Cyclophosphamide

Drug

Lymphodepleting chemotherapy

Fludarabine

Drug

Lymphodepleting chemotherapy

Mesna

Drug

Chemoprotectant

Isatuximab

Drug

Anti-CD38 antibody therapy

Other names: Sarclisa

Primary outcomes

  1. Incidence of adverse events (AEs) and serious adverse events (SAEs) - (Phase 1)

    Time frame: 1 year

    Escalation Period

  2. Incidence of dose-limiting toxicities (DLTs) of IDP-023 Monotherapy - (Phase 1)

    Time frame: up to 21 days

    Escalation Period

  3. Nature of dose-limiting toxicities (DLTs) of IDP-023 Monotherapy - (Phase 1)

    Time frame: up to 21 days

    Escalation Period

  4. Incidence of dose-limiting toxicities (DLTs) of IDP-023 in combination with Isatuximab, Daratumumab or Rituximab - (Phase 1)

    Time frame: up to 35 days

    Escalation Period

  5. Nature of dose-limiting toxicities (DLTs) of IDP-023 in combination with Isatuximab, Daratumumab or Rituximab - (Phase 1)

    Time frame: up to 35 days

    Escalation Period

  6. Maximum tolerable dose (MTD) or a tolerated dose below MTD - (Phase 1)

    Time frame: 1 year

    Escalation Period

  7. For MM: Anti-tumor activity by objective response rate (ORR), complete response (CR), stringent complete response (sCR), very good partial response (VGPR), and partial response (PR) - (Phase 2)

    Time frame: 2 years

    Expansion period

  8. For NHL: Anti-tumor activity by objective response rate (ORR) - (Phase 2)

    Time frame: 2 years

    Expansion period

Secondary outcomes

  1. PK (Cmax) of IDP-023 - (Phase 1/2)

    Time frame: 2 years

    Escalation and expansion periods

  2. PK (AUC) of IDP-023 - (Phase 1/2)

    Time frame: 2 years

    Escalation and expansion periods

  3. For MM: Anti-tumor activity by objective response rate (ORR), complete response (CR), stringent complete response (sCR), very good partial response (VGPR), and partial response (PR) - (Phase 1)

    Time frame: 1 year

    Escalation period

  4. For NHL: Anti-tumor activity by objective response rate (ORR) - (Phase 1)

    Time frame: 1 year

    Escalation period

  5. Incidence of adverse events (AEs) and serious adverse events (SAEs) - (Phase 2)

    Time frame: 2 years

    Expansion period

Study contacts

Contact information is provided by the study sponsor or research team.

Indapta Therapeutics, Inc.

CONTACT

[email protected]

Sponsors and collaborators

Lead sponsor

Indapta Therapeutics, INC.

Industry

Registry information

Official study title

Phase 1/2 Study of IDP-023 as a Single Agent and in Combination With Antibody Therapies in Patients With Advanced Hematologic Cancers

Important dates

Study start
2023
Primary completion
2025
Study completion
2029
First posted
Nov 7, 2023
Registry last updated
Jun 3, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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