The purpose of this study is to evaluate the effect of dapagliflozin on the incidence of cancer therapeutics-related cardiac dysfunction in patients with breast cancer receiving anthracycline treatment.
This is a multicentre, randomised, double-blind, placebo-controlled phase III study, evaluating the effect of dapagliflozin versus placebo on prevention of cardiotoxicity in breast cancer patients undergoing anthracycline-based chemotherapy.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Enrollment
188
10 mg tablet q.d
tablet matching dapagliflozin 10 mg q.d
4th Military Clinical Hospital with Polyclinic
Wroclaw, Lower Silesian Voivodeship, Poland
RECRUITINGLower Silesian Centre for Oncology, Lung Diseases and Hematology
Wroclaw, Lower Silesian Voivodeship, Poland
RECRUITINGMilitary Medical Institute
Warsaw, Masovian Voivodeship, Poland
RECRUITINGPrimary efficacy composite endpoint (cancer therapeutics related cardiac dysfunction) at 12 months.
Incidence of cancer therapeutics related cardiac dysfunction defined as: 1. the appearance of heart failure symptoms (NYHA class I-IV) due to an impairment of heart function or structure within 12 months; or 2. asymptomatic decrease in left ventricular ejection fraction \> 10% after 12 months; or 3. asymptomatic decrease in left ventricular ejection fraction \< 10% but up to 40-49% after 12 months; or 4. asymptomatic decrease in global left ventricular longitudinal strain \>15% after 12 months; or 5. asymptomatic increase in biomarkers (troponin I \> upper reference limit (99th centile) and increase of at least 30% from pre-treatment concentration or NTproBNP \> 125 pg/ml and increase of at least 30% from baseline) after 12 months.
Time frame: 12 months
Secondary efficacy composite endpoint (cancer therapeutics related cardiac dysfunction) at 6 months.
Incidence of cancer therapeutics related cardiac dysfunction defined as: 1. emergence of heart failure symptoms (NYHA class I-IV) due to impaired cardiac function or structure at 6 months; or 2. decrease LVEF \> 10% after 6 months; or 3. decrease LVEF \< 10% but to a value of 40-49% after 6 months; or 4. a decrease in global longitudinal strain of \> 15% after 6 months; or 5. asymptomatic increase in biomarkers (troponin I \> upper reference limit (99th centile) and an increase of at least 30% from pre-treatment concentration or NTproBNP \>125pg/ml and an increase of at least 30% from baseline) after 6 months.
Time frame: 6 months
Change in left ventricular ejection fraction at 6 and 12 months.
Assessed by transthoracic echocardiography.
Time frame: 6 and 12 months
Change in left ventricular diastolic function at 6 and 12 months.
Assessed as the ratio of E/E', i.e. maximum mitral annular inflow velocity during the rapid ventricular filling phase, to maximum mitral annular motion velocity by tissue Doppler during the rapid ventricular filling phase.
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Time frame: 6 and 12 months
Change in Troponin I after 6 and 12 months.
Secondary.
Time frame: 6 and 12 months
Change in NTproBNP levels at 6 and 12 months.
Secondary.
Time frame: 6 and 12 months
Quality of life at 6 and 12 months assessed using the five-dimensional EQ-5D questionnaire.
The EQ-5D questionnaire consists of two parts: descriptive one, which measures five dimensions of health (mobility, self care, usual activities, pain \& discomfort, anxiety \& depression) and EQ Visual Analogue Scale numbered from 0 to 100, where higher value indicate better self-reported health.
Time frame: 6 and 12 months
Occurrence of death from any cause.
Secondary safety endpoint.
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Composite endpoint of cardiovascular events.
Secondary safety endpoint. Occurrence of death from cardiovascular causes, nonfatal myocardial infarction, non-fatal stroke.
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of death from any cardiovascular reasons.
Secondary safety endpoint.
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of non-fatal myocardial infarction.
Secondary safety endpoint.
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of non-fatal stroke.
Secondary safety endpoint.
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of hypoglycaemia.
Secondary safety endpoint. Hypoglycaemia is defined as serum glucose level 3 mmol/l (\<54 mg/dl) with coexisting related clinical symptoms.
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of ionic disorders.
Secondary safety endpoint, defined as occurrence of: * Sodium plasma level of \>150 mmol/L * Potassium plasma level of \>6.0 mmol/L
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of renal failure.
Secondary safety endpoint. Defined as: * sustained (i.e. \>28 days) decline in eGFR ≥50% AND/OR * reaching end stage renal disease defined as: * sustained (i.e. \>28 days) eGFR \<15 mL/min/1.73 m2 * chronic dialysis treatment * receiving a renal transplant AND/OR * renal death
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of hypersensitivity to investigated drug.
Secondary safety endpoint. Any unexpected adverse drug reaction (UADR).
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of allergic reactions.
Secondary safety endpoint. Any hypersensitivity reaction with proven immunological pathomechanism (types I-IV according to Coombs and Gell).
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).
Occurrence of infection.
Secondary safety endpoint. Any symptomatic infection (viral, bacterial or fungal).
Time frame: 13 months (additional 1 month of safety follow-up after end of treatment).