Randomized Study of the Effects of Glucose on Cognition in Healthy Young and Elderly People and Parkinson's Disease Patients

This study has been completed.
University of Virginia
Information provided by:
National Institute of Mental Health (NIMH)
ClinicalTrials.gov Identifier:
First received: October 18, 1999
Last updated: November 29, 2005
Last verified: November 2005
This study will determine whether glucose facilitates memory in healthy elderly people and those with Parkinson's disease.

Condition Intervention
Parkinson Disease
Drug: Glucose

Study Type: Interventional
Study Design: Allocation: Randomized
Masking: Double-Blind
Primary Purpose: Treatment

Resource links provided by NLM:

Further study details as provided by National Institute of Mental Health (NIMH):

Estimated Enrollment: 120
Study Start Date: March 1998
Detailed Description:
Subjects fast for 8 hours before receiving a test to determine their blood glucose levels. Following this test, subjects are randomized to receive either a glucose or saccharin sweetened drink. A series of memory tests and an additional 3 blood glucose level tests are administered approximately 15 minutes later. A minimum of 1 week afterward, the subjects return and receive the alternate sweetener followed by additional memory tests.

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Three groups of subjects are eligible for this study: Healthy young adults between ages 18 and 30; Healthy elderly adults between ages 60 and 90; AND Anyone diagnosed with Parkinson's disease

Exclusion Criteria:

  • Prior surgery to remove part of the stomach
  • Diabetes, Addison's, or Cushing's diseases
  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 ClinicalTrials.gov identifier: NCT00004451

United States, Virginia
University of Virginia
Charlottesville, Virginia, United States, 22908
Sponsors and Collaborators
National Institute of Mental Health (NIMH)
University of Virginia
Study Chair: Carol A. Manning University of Virginia
  More Information

ClinicalTrials.gov Identifier: NCT00004451     History of Changes
Other Study ID Numbers: 199/13548  K07MH001197 
Study First Received: October 18, 1999
Last Updated: November 29, 2005
Health Authority: United States: Federal Government

Keywords provided by National Institute of Mental Health (NIMH):
Parkinson disease
neurologic and psychiatric disorders
rare disease

Additional relevant MeSH terms:
Parkinson Disease
Basal Ganglia Diseases
Brain Diseases
Central Nervous System Diseases
Movement Disorders
Nervous System Diseases
Neurodegenerative Diseases
Parkinsonian Disorders

ClinicalTrials.gov processed this record on May 02, 2016