NCT07545356

Brief Summary

This is a 2-part, first-in-human, open-label study to determine the safety, tolerability and preliminary efficacy of KIVU-305, a CEACAM5-directed antibody-drug conjugate, in participants with locally advanced or metastatic solid tumors.

Trial Health

63
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
76

participants targeted

Target at P75+ for phase_1

Timeline
43mo left

Started Jun 2026

Typical duration for phase_1

Geographic Reach
1 country

1 active site

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

April 16, 2026

Completed
6 days until next milestone

First Posted

Study publicly available on registry

April 22, 2026

Completed
1 month until next milestone

Study Start

First participant enrolled

June 1, 2026

Expected
1.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2027

2 years until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2029

Last Updated

April 22, 2026

Status Verified

April 1, 2026

Enrollment Period

1.5 years

First QC Date

April 16, 2026

Last Update Submit

April 16, 2026

Conditions

Keywords

CEACAM5ADCAntibody drug conjugateKIVU305Colorectal cancerCRCPhase 1

Outcome Measures

Primary Outcomes (1)

  • To determine Maximum tolerated dose (MTD)

    Number of participants with treatment emergent adverse events as assessed by CTCAE Version 6.0.

    up to 18 months

Study Arms (2)

Dose Finding

EXPERIMENTAL

Participants will be treated with KIVU-305 in multiple ascending cohorts

Drug: KIVU-305

Dose Expansion

EXPERIMENTAL

Participants will be treated with the Recommended Dose for Expansion from Dose Finding.

Drug: KIVU-305

Interventions

KIVU-305 will be administered IV .

Dose ExpansionDose Finding

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Male or female ≥18 years of age
  • Pathologically or histologically documented diagnosis of advanced / metastatic solid tumor malignancy that is resistant to standard therapy or for which no standard therapy is available
  • Adequate bone marrow, kidney, and liver function
  • Measurable disease using RECIST v1.1
  • ECOG 0 or 1
  • Life expectancy ≥ 3 months

You may not qualify if:

  • Prior treatment with any ADC with a topoisomerase 1 inhibitor payload
  • Prior treatment with any CEACAM5 targeted therapy
  • Uncontrolled cardiovascular disease
  • Uncontrolled active Hepatitis B, Hepatitis C, or HIV infection
  • History of interstitial lung disease
  • Major surgery, radiation therapy, or systemic anti-cancer within 3 weeks of study treatment start

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Kivu Trial Site

Sydney, Australia, Australia

Location

MeSH Terms

Conditions

Colorectal Neoplasms

Condition Hierarchy (Ancestors)

Intestinal NeoplasmsGastrointestinal NeoplasmsDigestive System NeoplasmsNeoplasms by SiteNeoplasmsDigestive System DiseasesGastrointestinal DiseasesColonic DiseasesIntestinal DiseasesRectal Diseases

Study Officials

  • Louie Naumovski, MD, PhD

    Kivu Bioscience

    STUDY CHAIR

Central Study Contacts

Kivu Bioscience (US) US

CONTACT

Kivu Bioscience (AUS) AUS

CONTACT

Study Design

Study Type
interventional
Phase
phase 1
Allocation
NON RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
SEQUENTIAL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

April 16, 2026

First Posted

April 22, 2026

Study Start (Estimated)

June 1, 2026

Primary Completion (Estimated)

December 1, 2027

Study Completion (Estimated)

December 1, 2029

Last Updated

April 22, 2026

Record last verified: 2026-04

Data Sharing

IPD Sharing
Will not share

We are committed to enhancing public health through responsible sharing of clinical trial data. Following approval of a new product or a new indication for an approved product, the study sponsor and/or its affiliated companies may share study protocols, anonymized patient data and study level data, and redacted clinical study reports with qualified scientific and medical researchers, upon request, as necessary for conducting legitimate research.

Locations