Vitamin D for breast cancer treatment before surgery
Treatments studied
Part of Cancer, Skin clinical trials.
This trial tests whether taking vitamin D pills during chemotherapy or targeted therapy (before breast cancer surgery) can improve how well the treatment works and reduce side effects. It is for women with low vitamin D levels.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are between 18 and 80 years old.
- You have been diagnosed with breast cancer and plan to have chemotherapy or targeted therapy before surgery.
- Your vitamin D level is below 20 ng/mL (a simple blood test can check this).
- You have not taken vitamin D or calcium supplements in the past 3 months.
- You are not allergic to vitamin D or calcium, and you do not have other cancers or uncontrolled health problems.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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