This site became the new on June 19th. Learn more.
Show more Menu IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu IMPORTANT: Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu
Give us feedback

Vascular Sensitivity to Adrenergic Agonists in Patients With CHF and in Healthy Subjects

The recruitment status of this study is unknown. The completion date has passed and the status has not been verified in more than two years.
Verified October 2008 by Hadassah Medical Organization.
Recruitment status was:  Active, not recruiting
Information provided by:
Hadassah Medical Organization Identifier:
First received: October 26, 2008
Last updated: October 28, 2008
Last verified: October 2008
Congestive Heart failure (CHF) is asociated with changes in cardiac function and vascular responses. The aim of this study is to characterize these differences. Our hypothesis is, that there are differences in vascular responses between healthy subjects and patients with CHF.

Congestive Heart Failure

Study Type: Observational
Study Design: Observational Model: Case Control
Time Perspective: Prospective
Official Title: Effect of Medications on Vascular Response in Patients With CHF and in Healthy Subjects

Resource links provided by NLM:

Further study details as provided by Hadassah Medical Organization:

Primary Outcome Measures:
  • vascular sensitivity (ED50) and response (Emax) to dexmedetomidine, phenylephrine, isoproterenol and terbutaline [ Time Frame: 3 weeks ]

Biospecimen Retention:   Samples Without DNA
samples for norepinephrine and PRA will be retained

Estimated Enrollment: 80
Study Start Date: August 2008
Estimated Study Completion Date: December 2011
Estimated Primary Completion Date: December 2009 (Final data collection date for primary outcome measure)

Ages Eligible for Study:   18 Years to 70 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
Patients with congestive heart failure NYHA I-II and healthy subjects

Inclusion Criteria:

  • Patients with congestive heart failure NYHA I-II
  • Stable clinical condition

Exclusion Criteria:

  • Resting systolic blood pressure < 100
  • Resting heart rate < 50
  • Hypersensitivity to dexmedetomidine, phenylephrine, isoproterenol, terbutaline
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00782782

Hadassah University Hospital
Jerusalem, Israel, 92110
Sponsors and Collaborators
Hadassah Medical Organization
Principal Investigator: Mordechai Muszkat Hadassah University Hospital
  More Information

Responsible Party: Mordechai Muszkat, Hadassah University Hospital Identifier: NCT00782782     History of Changes
Other Study ID Numbers: 366-28.12.07
Study First Received: October 26, 2008
Last Updated: October 28, 2008

Additional relevant MeSH terms:
Heart Failure
Heart Diseases
Cardiovascular Diseases
Adrenergic Agonists
Adrenergic Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
Physiological Effects of Drugs processed this record on September 21, 2017