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Phase 2 N=34 Randomized Quadruple-blind Treatment

ERtugliflozin triAl in DIabetes With Preserved or Reduced ejeCtion FrAcTion mEchanistic Evaluation in Heart Failure

Type 2 Diabetes Mellitus · Heart Failure

Enrolled (actual)
34
Serious AEs
11.8%
Results posted
May 2025
Primary outcome: Primary: Fractional Excretion of Lithium (FELi) — 0.3; -2.3; 0.8; -4.9 percentage of filtered lithium excreted — p=0.36

Study Design & Population

Study type
Interventional
Phase
Phase 2
Interventions
Ertugliflozin (Drug); Placebo (Drug)
Age
Adult, Older Adult · 19+ yrs
Sex
All
Sponsor
University Health Network, Toronto
Primary completion
Apr 2021

Outcome Measures

OutcomeResultp-value
PRIMARY
Fractional Excretion of Lithium (FELi)
0.3; -2.3; 0.8; -4.9 0.36
PRIMARY
Fractional Excretion of Sodium (FENa)
-0.6; 0.3; -0.6; 0.1 0.53
PRIMARY
Change in Absolute Fractional Distal Sodium Reabsorption From Baseline (FELi-FENa)
0.8; -2.6; 1.4; -5 0.26
SECONDARY
Glomerular Filtration Rate (GFR)
48.6; 50.1 0.303
SECONDARY
Effective Renal Plasma Flow (ERPF)
399.1; 335.6 0.438
SECONDARY
Systolic Blood Pressure (SBP)
132; 128 0.599
SECONDARY
Diastolic Blood Pressure (DBP)
77; 76 0.92
SECONDARY
Heart Rate (HR)
74; 72 0.405
SECONDARY
LV Ejection Fraction
49.2; 43.6 0.536
SECONDARY
Carotid-femoral Pulse Wave Velocity
11.50; 12.14 0.443
SECONDARY
Plasma Volume
3470.9; 3158.2 0.849
SECONDARY
Extracellular Water
20.1; 21.8 0.013 sig
SECONDARY
Cardiac Output
5.8; 5.8 0.844
SECONDARY
Systemic Vascular Resistance
1346.7; 1437.1 0.262
SECONDARY
Blood Angiotensin II
89.2; 86.5 0.802
SECONDARY
BNP
1311.1; 576.6 0.327
SECONDARY
Norepinephrine
2.6; 2.6 0.618
SECONDARY
Urinary Adenosine
0.25; 0.39 0.946

Summary

This study aims to elucidate the mechanisms whereby the SGLT2i "ertugliflozin" modifies cardiorenal interactions that regulate fluid volume and neurohormonal activation in patients with type 2 diabetes and heart failure (T2D-HF).

Eligibility Criteria

Inclusion Criteria

  • Male or female subjects diagnosed with T2D ≥12 months prior to informed consent;
  • eGFR ≥30 ml/min/1.73m2;
  • Age >18 years;
  • HbA1c 6.5%-10.5%;
  • Body Mass Index (BMI) 18.5-45.0 kg/m2;
  • Blood pressure ≤160/110 and ≥90/60 at screening,
  • Heart failure with New York Heart Association (NYHA) class 2-3 symptoms and ejection fraction ≥20%
  • Stable dose of maximally tolerated ACE inhibitor, angiotensin receptor blocker or renin inhibitor for at least 30 days
  • Stable diuretic dose for at least 30 days at the time of baseline physiological assessment
  • BNP levels at baseline ≥100 pg/ml (no atrial fibrillation), ≥200 pg/ml if in atrial fibrillation

Exclusion Criteria

  • Type 1 Diabetes;
  • Leukocyte and/or nitrite positive urinalysis that is untreated;
  • Severe hypoglycaemia within 2 months prior to screening;
  • History of brittle diabetes or hypoglycaemia unawareness based on investigator judgement;
  • Unstable coronary artery disease with acute coronary syndrome, percutaneous intervention or bypass surgery within 3 months;
  • Clinically significant valvular disease;
  • Congestive heart failure secondary to an infiltrative cardiomyopathic process (for example amyloid) or pericardial constriction;
  • Uncontrolled systemic hypertension (systolic blood pressure >160 mmHg and/or diastolic blood pressure >110) or systemic hypotension (systolic blood pressure 3 x upper limit of normal as determined during screening;
  • Active malignancy at the time of screening;
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT03416270). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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