Heart failure (HF) is a condition in which the heart does not contract ("pump") or relax well, leading to insufficient perfusion of vital organs. Ankle swelling, fatigue, and breathlessness are some of the features of this syndrome. There are different causes for HF (e.g., infarct and hypertension) and two distinct types: HFpEF - HF with preserved ejection fraction - the heart "pumps" but does not relax well and HFrEF/HFmrEF - HF with reduced or mildly reduced ejection fraction - where the heart does not "pump" properly, here referred to as having HFrEF. Patients with HFrEF experience substantially shorter life expectancies compared with people in the general population of similar age. Compared to the different available therapeutics for HFrEF patients, angiotensin receptor-neprilysin inhibitor (ARNi), sacubitril/valsartan, has shown superiority for improving clinical outcomes. Furthermore, the new recently drug sodium-glucose cotransporter 2 inhibitor (SGLT2i) was proven to reduce mortality and morbidity on top of well-adapted background therapy. This work aims to test the safety of ARNi and SGLT2i initiation by comparing a strategy of simultaneous initiation of ARNi and SGLT2i versus sequential initiation of a SGLT2i first followed by an ARNi.
Sacubitril/valsartan and SGLT2i reduced HF hospitalizations and mortality in patients with heart failure and a reduced ejection fraction with a rapid onset of action, but the timing of initiation of each drug is uncertain. Clinicians may be reluctant to initiate both therapies simultaneously due to fear of adverse events (e.g., hypotension and worsening renal function) which may delay the initiation of (at least one) of these life-saving therapies. This study aims to fill this gap in knowledge by studying the initiation of sacubitril/valsartan and a SGLT2i simultaneously or in sequence. This study will better inform clinicians on their daily decisions.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
62
Sacubitril-valsartan titration at the discretion of the treating physician
Either empagliflozin or dapagliflozin 10 mg/day
Centro Hospitalar Universitário de Santo António
Porto, Porto District, Portugal
Centro Hospitalar Universitário São João
Porto, Portugal
Faculty of Medicine (FMUP)
Porto, Portugal
Centro Hospitalar Vila Nova de Gaia/Espinho
Porto, Portugal
Unidade Local de Saúde de Matosinhos - Hospital Pedro Hispano
Porto, Portugal
Composite outcome (time-to-first event' occurrence during the 6 months of follow-up):
* Symptomatic hypotension (systolic blood pressure \<100 mmHg with signs or symptoms compatible with hypoperfusion); * Hyperkalaemia (serum potassium \>6.0 mmol/L); * Hypokalemia (serum potassium \<3.0 mmol/L); * eGFR drop ≥50% from baseline or eGFR \<15 ml/min/1.73m2 or renal transplant or dialysis; * Increase in diuretic dose due to worsening heart failure; * Use of intravenous diuretics for worsening heart failure; * Heart failure hospitalization; * Death from cardiovascular causes.
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Symptomatic hypotension (systolic blood pressure <100 mmHg with signs or symptoms compatible with hypoperfusion)
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Hyperkalaemia (serum potassium >6.0 mmol/L)
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Hypokalemia (serum potassium <3.0 mmol/L)
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
eGFR drop ≥50% from baseline or eGFR <15 ml/min/1.73m2 or renal transplant or dialysis
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Increase in diuretic dose due to worsening heart failure
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Use of intravenous diuretics for worsening heart failure
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Heart failure hospitalization
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Death from cardiovascular causes
Time to event' occurrence during the 6 months of follow-up
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
NT-pro BNP or BNP (log)
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
High sensitivity C-reactive protein
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Atrial fibrillation/flutter
Electrocardiogram (yes/no)
Time frame: visit 1 (day 0); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Systolic and diastolic blood pressure
Measure in the clinical appointments
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
High sensitivity Troponin
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Left atrial volume
Transthoracic echocardiogram
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Left ventricular systolic volume
Transthoracic echocardiogram
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Left ventricular diastolic volume
Transthoracic echocardiogram
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
LV mass
Transthoracic echocardiogram
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
LV ejection fraction
Transthoracic echocardiogram
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Pulmonary artery systolic pressure
Transthoracic echocardiogram
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Serum sodium
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Serum potassium
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Serum creatinine
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Glomerular filtration rate (eGFR)
Calculated from the serum creatinine using the 2021 CKD-EPI creatinine-based formula
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Urinary sodium
Spot urine sample
Time frame: visit 1 (day 0); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Urinary potassium
Spot urine sample
Time frame: visit 1 (day 0); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Microalbuminuria
Spot urine sample
Time frame: visit 1 (day 0); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Total Cholesterol
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
LDL Cholesterol
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
HDL Cholesterol
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Triglycerides
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Glucose
Measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Glycated hemoglobin (HbA1C)
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Uric acid
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
TSH
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
Free thyroxin
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 4 (visit 3 + 90±15 days)
ALAT
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
ASAT
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Gamma-GT
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Alkaline Phosphatase
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Total bilirubin
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Serum iron
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Ferritin
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Transferrin saturation
Concentration measured in blood samples
Time frame: visit 1 (day 0); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Functional class (NYHA, New York Heart Association)
Assessed by the medical doctors in the clinical appointments (I / II / III / IV)
Time frame: visit 1 (day 0); visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Quality of life (KCCQ, Kansas City Cardiomyopathy Questionnaire)
HR-QoL assessed by the Kansas City Cardiomyopathy Questionnaire a 12-item instrument. All items are measured on a Likert scale with 5-7 response options. KCCQ scores are scaled from 0 to 100 and summarized in 25-point ranges, where scores represent health status as follows: 0 to 24: very poor to poor; 25 to 49: poor to fair; 50 to 74: fair to good; and 75 to 100: good to excellent
Time frame: visit 1 (day 0); visit 3 (visit 2 + 60 ±15 days); visit 4 (visit 3 + 90±15 days)
Dosage titration of sacubitril/valsartan up to the dose 97/103 mg (b.i.d.) at 3 months
Assessed by the medical doctors in the clinical appointments
Time frame: visit 2 (day 23 to 37); visit 3 (visit 2 + 60 ±15 days)
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