How well does a new cancer drug work for breast cancer that has spread to the brain?

This is a real-world study looking at how well sacituzumab govitecan works in people with breast cancer that has spread to the brain. Researchers will collect information from your medical records and regular hospital visits to understand whether this medication helps shrink brain tumors and what side effects patients experience when taking it in everyday clinical practice.

Breast cancer that spreads to the brain is very serious and hard to treat. Doctors need to know if this medication can help patients in real clinical settings, not just in controlled research environments, so they can better understand whether it's a good treatment option.