Wenjin Yin

This study is testing whether a new two-drug immunotherapy called QL1706 can help control advanced breast cancer that has stopped responding to standard hormone treatments. The trial will enroll 123 women with hormone-positive, HER2-negative breast cancer that has spread or retur…

This study is observing how well the drug trastuzumab deruxtecan works and what side effects it has for people with advanced breast cancer in real-world medical settings. It will follow about 118 adult patients who are already planning to receive this drug as part of their standa…

This study is testing whether taking pyrotinib continuously or with planned breaks works better for people with advanced HER2-positive breast cancer. Researchers want to see which approach controls the cancer more effectively while potentially reducing side effects. The trial wil…

This study is for people with advanced breast cancer that has been stabilized after treatment. It compares a combination of two oral drugs, capecitabine and cyclophosphamide, against the doctor's usual choice of therapy to see which is better at keeping the cancer from growing ag…

This study is looking at whether adding a type of drug called a CDK4/6 inhibitor to standard hormone therapy helps prevent breast cancer from returning after surgery. It will involve about 229 adults with a specific type of breast cancer (HR+/HER2-) that has not spread. The main …