About this trial
Cardiotoxicity is heart damage that arises from certain drugs, such as those used for cancer treatment and develops in approximately 10% of patients with breast cancer who are treated with anthracyclines. It has been suggested that sodium-glucose transporter-2 (SGLT2) inhibitors may reduce the damage to the heart caused by anthracycline chemotherapy. The investigators wish to determine whether dapagliflozin (SGLT2 inhibitor) taken daily during chemotherapy will reduce the rate of cardiotoxicity.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients with breast cancer between 18-70 years of age.
Patients with low to medium cardiovascular risk.
Patients scheduled for adjuvant or neo-adjuvant anthracycline therapy.
Patients who are able to give written informed consent to take part in the study.
Disqualifiers
Patients with a known intolerance of dapagliflozin
Patients with high cardiovascular risk as specified by the most recent cardio-oncology guidelines.
Patients with significant renal impairment (estimated glomerular filtration rate <45 mL/min/1.73 m2).
Patients with a previous cancer diagnosis.
Trial design
Parallel
Treatments tested in this trial
Sodium-glucose transport-2 (SGLT-2) inhibitors
DrugDapagliflozin 10mg in addition to standard clinical care
Standard medical treatment
Other interventionStandard clinical care
Treatment groups
Trial outcomes
Primary outcomes
Cardiac energetics
In vivo myocardial phosphocreatine/gamma-adenosine triphosphate (PCr/yATP) ratio by cardiac 31P cardiac magnetic resonance spectroscopy
Secondary outcomes
Myocardial Ca2+ influx
Myocardial Ca2+ influx assessed with manganese-enhanced magnetic resonance imaging (MEMRI)
Sponsors and contacts
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University of Aberdeen
Lead sponsor
NHS Grampian
Collaborator