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A Study to Learn About the Safety of TALZENNA for the Treatment of Breast Cancer
Sponsor: Pfizer
Summary
The purpose of this study is to learn about the safety of TALZENNA for the patients with breast cancer that cannot be removed by surgery and has come back. These participants also have a past treatment with medicines that try to stop the growth of cancer cells. This study is seeking for participants who: * have breast cancer that cannot be removed by surgery and has come back * have not used this medicine before. All patients in this study will receive TALZENNA according to the prescriptions. Patients will be followed up to 52 weeks (12 months) from the day of start of treatment start (Day 1). However, in cases where treatment has been completed or stopped less than 52 weeks (12 months) after the start of giving study medicine, the participants will be checked until completion (discontinuation) of treatment.
Official title: TALZENNA Capsules Special Investigation - Investigation on BRCA Mutation-Positive and HER2-Negative Unresectable or Recurrent Breast Cancer With a History of Cancer Chemotherapy -
Key Details
Gender
All
Age Range
0 Years - Any
Study Type
OBSERVATIONAL
Enrollment
3
Start Date
2025-04-12
Completion Date
2029-03-30
Last Updated
2025-11-17
Healthy Volunteers
No
Conditions
Locations (1)
Pfizer Japan
Tokyo, Japan