Condition

Unresectable or Metastatic Breast Cancer clinical trials and research

• 2Clinical trials
• 9Countries

All recruiting trials (2)

• HER3-DXd and T-DXd combo therapy in HR-positive, HER2-low/ultralow breast cancer

  This trial tests a combination of patritumab deruxtecan and trastuzumab deruxtecan in people with HR-positive, HER2-low or HER2-ultralow unresectable or metastatic breast cancer to see if it is safe and shows anti-tumor activity.

  Recruiting at 7 sites Phase 1/2 Daiichi Sankyo · Los Angeles, California and 71 other locations · NCT07701941

• Combination therapy for advanced breast cancer

  This study is testing a new combination of medications to see if it can help women with advanced breast cancer feel better and improve their treatment outcomes.

  Recruiting at 2 sites Phase 1/2 Shandong Suncadia Medicine Co., Ltd. · Beijing, Beijing Municipality and 1 other locations · NCT06167694

Quick answers

How many Unresectable or Metastatic Breast Cancer clinical trials are recruiting right now?

2, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 9 countries. The most sites are in Belgium (1 trial), France (1 trial), Italy (1 trial), Japan (1 trial), South Korea (1 trial). Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 1/2: 2. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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