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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: December 20, 2007   Last Updated: 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: Treatment, Randomized, Single Blind (Investigator), Parallel Assignment
Official Title: Preliminary Study of Growth Hormone Replacement Therapy in Patients With Chronic Heart Failure and Coexisting Growth Hormone Deficiency

Resource links provided by NLM:


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
GH: Experimental
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
Control: No Intervention
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 Unpublished experience of our group has led to the observation that a considerable amount of CHF-patients have a coexisting Growth Hormone Deficiency (GHD), as defined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: Federico II University ( Antonio Cittadini )
Study ID Numbers: GH replacement in HF
Study First Received: December 20, 2007
Last Updated: October 14, 2008
ClinicalTrials.gov Identifier: NCT00591760     History of Changes
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:
Dwarfism
Bone Diseases, Endocrine
Hypothalamic Diseases
Heart Failure
Heart Diseases
Pituitary Diseases
Myocardial Ischemia
Physiological Effects of Drugs
Nervous System Diseases
Hormones, Hormone Substitutes, and Hormone Antagonists
Vascular Diseases
Central Nervous System Diseases
Endocrine System Diseases
Dwarfism, Pituitary
Brain Diseases
Hormones
Bone Diseases
Pharmacologic Actions
Musculoskeletal Diseases
Hypopituitarism
Bone Diseases, Developmental
Cardiovascular Diseases

ClinicalTrials.gov processed this record on February 08, 2010