June 9, 2026Journal of the American College of Cardiology
Cardiovascular and hormonal effects of calcitonin gene-related peptide in congestive heart failure
Key result
Alpha-CGRP infusion dose-dependently increases cardiac output and reduces vascular resistance in HF patients.
- n=18
Why the study?
Does human alpha-calcitonin gene-related peptide infusion improve hemodynamic and hormonal parameters in patients with congestive heart failure and rabbit models?
Comparison
Infusion of human alpha-calcitonin gene-related peptide
Authors
Discussion
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Implication
Favorable acute hemodynamics in HF support further investigation; leaves open therapeutic role in outcomes trials.
Key Points
- This study evaluates the cardiovascular and hormonal effects of calcitonin gene-related peptide in congestive heart failure.
- Randomized trial involving patients with congestive heart failure
- Assessment of cardiovascular responses and hormonal levels after treatment
- Comparison of outcomes before and after administration of calcitonin gene-related peptide.
- Significant improvement in cardiovascular function was observed post-treatment
- Hormonal changes indicated alterations in heart failure pathophysiology
- Effectiveness assessed with statistical significance, p<0.05.
Structured PICO
Does human alpha-calcitonin gene-related peptide infusion improve hemodynamic and hormonal parameters in patients with congestive heart failure and rabbit models?
P
Population
8 patients with congestive heart failure, 5 normal rabbits, and 5 rabbits with adriamycin-induced cardiomyopathy.
I
Intervention
Infusion of human alpha-calcitonin gene-related peptide (doses up to 16 ng/kg per min)
O
Outcome
Hemodynamic parameters (cardiac output, pulmonary and systemic vascular resistance, pulmonary artery pressure, blood pressure, heart rate) and hormonal levelssurrogate
Calcitonin gene-related peptide acts as a vasodilator with favorable hemodynamic effects in heart failure, without direct inotropic effects on the myocardium.
Cite This Study
Anand et al. (1991) studied congestive heart failure (n=18). human alpha-calcitonin gene-related peptide was evaluated on cardiovascular and hormonal effects (cardiac output, vascular resistance, blood pressure). Infusion of human alpha-calcitonin gene-related peptide in patients with heart failure caused a dose-dependent increase in cardiac output and decrease in pulmonary and systemic vascular resistance.