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Terminated Phase 1 Interventional

Dose Escalation and Expansion Study of SAR443216 in Participants With Relapsed/Refractory HER2 Expressing Solid Tumors

ClinicalTrials.gov ID: NCT05013554

Public ClinicalTrials.gov record NCT05013554. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 26, 2026, 6:47 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 1/1b Open-label, First-in-human, Single Agent, Dose Escalation and Expansion Study for the Evaluation of Safety, Pharmacokinetics, Pharmacodynamics, and Anti-tumor Activity of SAR443216 in Participants With Relapsed/Refractory HER2 Expressing Solid Tumors.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Primary Objectives: Part 1 (Dose Escalation) * To determine the MTD/maximum administered dose (MAD) of SAR443216 administered as a single agent in participants with HER2 expressing solid tumors and determine the RD(s) for intravenous (IV) and subcutaneous (SC) administration in the dose escalation part. * To determine the safety of SAR443216 after intravenous (IV) and subcutaneous (SC) administration. Part 2 (Dose expansion) • To assess preliminary clinical activity of single agent SAR443216 at the RD(s) in participants with HER2 expressing solid tumors, with various levels of HER2 expression. Secondary Objectives: Part 1 • To assess preliminary clinical activity of single agent SAR443216 after IV and SC administration at the RD(s) in participants with HER2 expressing solid tumors, with various levels of HER2 expression. Part 2 • To determine the safety of SAR443216. Part 1 and 2 * To characterize the pharmacokinetic (PK) profile of SAR443216 when administered as a single agent after IV and SC (Part 1 only) administration. * To evaluate the immunogenicity of SAR443216 after IV and SC administration. * To assess preliminary clinical activity of single agent SAR443216 at the RD(s) in participants with HER2 expressing solid tumors, with various levels of HER2 expression.

Study identification

NCT ID
NCT05013554
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 1
Lead sponsor
Sanofi
Industry
Enrollment
44 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Aug 16, 2021 (Actual)
Primary completion
Jan 15, 2024 (Actual)
Completion
Jan 15, 2024 (Actual)
Last update posted
Sep 15, 2025

2021 – 2024

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 10 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05013554, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Sep 15, 2025 · Synced Oct 26, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT05013554 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →