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Recruiting Phase 2 Interventional

Preventing Dato-DXd Associated Stomatitis With Dexamethasone Mouthwash, TROPION-DM

ClinicalTrials.gov ID: NCT06974604

Public ClinicalTrials.gov record NCT06974604. 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 Sep 2, 2026, 1:27 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

Prevention of Datopotamab Deruxtecan (TROP-2 Directed ADC) Associated Stomatitis in Patients With HER2-negative Metastatic Breast Cancer or Non-small Cell Lung Cancer Using Dexamethasone Mouthwash: a Single-arm, Phase 2 Trial (TROPION- DM, 2023-ESR-000087)

Brief summary

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

TROPION-DM/BrUOG-431 is a prospective, , phase 2 trial with two non-comparative cohorts analyzed jointly for primary endpoint in adult patients with either (Cohort 1:) advanced/metastatic hormone-receptor positive (\[HR+\], estrogen receptor and/or progesterone receptor positive) breast cancer (BC), or advanced/metastatic triple negative breast cancer (TNBC) or (Cohort 2:) advanced/metastatic non-squamous non-small cell lung cancer (NSCLC). All patients will be treated with Datopotumab deruxtecan (Dato-DXd) at 6 mg/kg IV every 3 weeks until disease progression or unacceptable toxicity. Due to the risk of stomatitis, the investigational component of this trial will be to incorporate alcohol-free dexamethasone mouthwash, 10 mL 0.5 mg/5mL oral solution, days 1-5, swish and spit four times daily for the first 3 cycles.

Study identification

NCT ID
NCT06974604
Recruitment status
Recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
Brown University
Other
Enrollment
60 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
Oct 21, 2025
Primary completion
May 30, 2027
Completion
May 30, 2029
Last update posted
Oct 23, 2025

2025 – 2029

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Rhode Island and the Miriam Hospitals (Brown University Health) Providence Rhode Island 02903/02906 Recruiting

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06974604, 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 Oct 23, 2025 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06974604 live on ClinicalTrials.gov.

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