Plain-English translation of NCT06304857 on ClinicalTrials.gov ↗ · Source last updated · Translation generated · How we translate trials
Read our Breast Cancer research guide →Phase 3 — Testing in thousands of people, comparing the treatment against what doctors currently use. This is the last big step before approval.
This trial is testing whether a medication called can protect your heart while you receive chemotherapy for breast cancer. Some chemotherapy drugs used to treat breast cancer can damage the heart over time. This study wants to see if taking this medication daily for 12 months can prevent or reduce that heart damage.
Certain breast cancer chemotherapy drugs are very effective at fighting cancer, but they can sometimes weaken the heart as a side effect. Researchers want to find out if this medication can protect your heart during and after cancer treatment, so you get the benefits of chemotherapy without risking long-term heart problems.
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If you join this study, you will be randomly assigned to take either the study medication or a placebo (a pill with no active ingredient) once daily for 12 months—starting around the time your chemotherapy begins. You will visit the clinic regularly so doctors can check your heart health with tests like echocardiograms and blood work, and monitor how you are doing overall. The study involves 188 participants across multiple hospitals in Poland.
AI-generated summary from trial data · Jun 19, 2026 · Not medical advice
Poland