First-in-Human Study of ADCE-D01 in Soft Tissue Sarcoma

Trial statusRecruiting
Trial phasePhase 1, Phase 2
Trial typeInterventional
Biological sexAll
Age18+
SponsorAdcendo ApS

About this trial

The goal of this clinical trial is to learn about the safety, tolerability and efficacy of ADCE-D01.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

≥ 18 years of age

Histologically confirmed STS with metastatic and/or unresectable disease (not amenable to treatment with curative intent).

Prior treatment with at least one but no more than two lines of cytotoxic systemic therapy for metastatic/unresectable disease.

Measurable disease as per RECIST v 1.1.

Disqualifiers

Patients who have had systemic anticancer therapy, including any investigational agent within 4 weeks or 5 half-lives (whichever is shorter) prior to study treatment administration.

Primary brain malignancy or known, untreated central nervous system (CNS) or leptomeningeal metastases, or symptoms suggesting CNS involvement.

Clinically significant cardiovascular disease

Patients with acute infection with human immunodeficiency virus (HIV) 1 or HIV 2.

Trial design

Design model

Sequential

Treatments tested in this trial

  • Antibody-drug conjugate (ADC)

    Biological/Vaccine

    ADCE-D01 is an antibody-drug conjugate (ADC) composed of an anti-urokinase plasminogen activator receptor-associated protein (uPARAP) antibody, AB-004, conjugated to a topoisomerase I inhibitor, P1021, via a protease cleavage tetra-peptide linker.

Treatment groups

270 Participants
are divided into 1 treatment group
Group A: ADCE-D01Other 1 intervention

Trial outcomes

Primary outcomes

1

Determine the MTD/maximum administered dose and RP2DS of ADCE-D01.

Measuring incidence of dose-limiting toxicities (DLTs)

Time frame
From enrollment to the end of Phase 1b (Approximately 18 months after enrollment)
2

Assess the safety and tolerability of ADCE-D01

Nature, incidence, severity and causality of treatment-emergent adverse events (TEAEs) and changes from baseline in laboratory parameters using the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) version 5.0 (v5.0). Tolerability as assessed by TEAEs leading to dose interruption, reduction and/or discontinuation.

Time frame
Throughout the trial duration, completion expected approximately 18 months from completed enrollment

Secondary outcomes

1

Maximum concentration (Cmax)

Time to maximum plasma concentration will be assessed to inform ADCE-D01 PK profile

Time frame
Throughout the trial duration, completion expected approximately 18 months from completed enrollment
2

ADCE-D01 time to Cmax (Tmax)

Time to Cmax (Tmax) will be assessed to characterize the ADCE-D01 PK profile

Time frame
Throughout the trial duration, completion expected approximately 18 months from completed enrollment
3

ADCE-D01 area under the concentration-time curve (AUC)

ADCE-D01 area under the concentration-time curve (AUC) will be assessed to characterize PK profile

Time frame
Throughout the trial duration, completion expected approximately 18 months from completed enrollment
4

Evaluate ADCE-D01 objective response rate (ORR)

Objective response rate (ORR) per RECIST v1.1 by Investigator assessment

Time frame
Throughout the trial duration, completion expected approximately 18 months from completed enrollment

Other outcomes

Sponsors and contacts

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