Advanced Solid Tumors: First-in-Human Study of DS-3939a

We are testing a new treatment called DS-3939a to see if it is safe and effective for people with advanced solid tumors. This study aims to understand how well it works and its effects on tumor tissue.

What diseases are being studied?

Health conditions and diseases that the clinical trial is designed to study and treat.

Who can participate in the clinical trial?

These questions help us understand your situation so we can let the trial team know whether you might be a potential match. This is not a medical evaluation and is not part of the official screening, the study doctor will make the final decision..

What experimental substances are being tested?

Experimental substances that are being investigated in this clinical trial. These are not yet approved for general use.

Ds-3939a

Where is the clinical trial being conducted?

Locations and medical facilities where this clinical trial is currently recruiting or conducting research. Select the locations where you would like to participate.

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UZ Leuven
Digestive oncology
Heverlee, Belgium
Institut De Cancerologie De L Ouest
Oncology
Avignon, France
Institut Regional Du Cancer De Montpellier
Oncology
Grabels, France

Sponsor: Daiichi Sankyo Inc.
Last updated: Nov 26, 2025

Disclaimer: Parts of this content have been automatically extracted from the EU Clinical Trials registry. While we strive for accuracy, please always contact the trial site or sponsor directly for correct and official information before making any decisions about participation. View on EU Clinical Trials.