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Efficacy of Growth Hormone Replacement Therapy in Patients With Chronic Heart Failure and Coexisting Growth Hormone Deficiency
This study has been completed.

First Received on December 20, 2007.   Last Updated on October 14, 2008   History of Changes
Sponsor: Federico II University
Information provided by: Federico II University
ClinicalTrials.gov Identifier: NCT00591760
  Purpose

Aim of this study is to define the possible benefits of growth hormone supplementation, in patients with heart failure due to left ventricular systolic dysfunction and coexisting growth hormone deficiency.


Condition Intervention Phase
Heart Failure
Growth Hormone Deficiency
Ischemic Heart Disease
Drug: Somatotropin
Phase III

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single Blind (Investigator)
Primary Purpose: Treatment
Official Title: Preliminary Study of Growth Hormone Replacement Therapy in Patients With Chronic Heart Failure and Coexisting Growth Hormone Deficiency

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Further study details as provided by Federico II University:

Enrollment: 56
Study Start Date: December 2004
Study Completion Date: November 2007
Primary Completion Date: November 2007 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: GH
Patients will receive 12 months of substitutive somatotropin (growth hormone) therapy at a dose of 0,00415 mg/kg a day, added to their background optimized CHF therapy
Drug: Somatotropin
Subcutaneous Somatotropin (recombinant Human Growth Hormone) 0,00415 mg/kg a day everyday or every other day 12 months
No Intervention: Control
Optimal CHF treatment

Detailed Description:

A wide range of alterations in the GH/IGF-1 axis have been described to date in patients with chronic heart failure (CHF): reductions in GH levels, reductions in IGF-1 and a pattern of peripheral resistance to GH, in particular in patients with severe heart failure and cardiac cachexia. Unpublished experience of our group has led to the observation that a considerable amount of CHF-patients have a coexisting Growth Hormone Deficiency (GHD), as defined using current diagnostic criteria (GH stimulation test).

Our study hypothesis is that treatment of GH deficiency in patients with heart failure may exert a beneficial effect on their cardiac function and remodeling, performance status and quality-of-life estimators.

Since this was a preliminary study, no sample size calculation was applied, and changes were sought in left ventricular function (as assessed by cardiac MRI), cardiopulmonary exercise performance, clinical status, vascular reactivity, biochemistry and neurohumoral markers of disease (NT-proBNP).

  Eligibility

Ages Eligible for Study:   18 Years to 80 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Heart Failure in ew York Heart Association functional class II to IV
  • Left ventricular end diastolic diameter > 60 mm
  • Left ventricular ejection fraction < 40%
  • Growth Hormone Deficiency (defined as a peak GH response to intravenous stimulation with GHRH + Arginine < 9 ng/dl)
  • Age 18-80 years
  • Clinical stability, guideline-oriented maximal pharmacological therapy
  • Informed consent

Exclusion Criteria:

  • Active Myocarditis
  • Hypertrophic Cardiomyopathy
  • Active endocarditis
  • Active malignancy
  • End stage renal disease
  • Severe liver disease (Child B-C)
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00591760

Sponsors and Collaborators
Federico II University
Investigators
Principal Investigator: Antonio Cittadini, MD Federico II University - Naples
Study Chair: Luigi Saccà, MD Federico II University
  More Information

No publications provided

Responsible Party: Antonio Cittadini, Federico II University
ClinicalTrials.gov Identifier: NCT00591760     History of Changes
Other Study ID Numbers: GH replacement in HF
Study First Received: December 20, 2007
Last Updated: October 14, 2008
Health Authority: Italy: Ethics Committee;   Italy: Ministry of Health

Keywords provided by Federico II University:
Heart Failure
Growth Hormone
Anabolism
Anabolic Deficiency
Hormone replacement

Additional relevant MeSH terms:
Coronary Artery Disease
Myocardial Ischemia
Dwarfism, Pituitary
Heart Diseases
Heart Failure
Endocrine System Diseases
Coronary Disease
Cardiovascular Diseases
Arteriosclerosis
Arterial Occlusive Diseases
Vascular Diseases
Dwarfism
Bone Diseases, Developmental
Bone Diseases
Musculoskeletal Diseases
Bone Diseases, Endocrine
Hypopituitarism
Pituitary Diseases
Hypothalamic Diseases
Brain Diseases
Central Nervous System Diseases
Nervous System Diseases
Hormones
Hormones, Hormone Substitutes, and Hormone Antagonists
Physiological Effects of Drugs
Pharmacologic Actions

ClinicalTrials.gov processed this record on February 12, 2012