NCT00581867

Brief Summary

To determine which parts of the brain are involved in insulin-related memory improvement in early Alzheimer's disease and cognitively normal older adults.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
31

participants targeted

Target at P25-P50 for phase_1

Timeline
Completed

Started Oct 2007

Longer than P75 for phase_1

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 1, 2007

Completed
3 months until next milestone

First Submitted

Initial submission to the registry

December 19, 2007

Completed
9 days until next milestone

First Posted

Study publicly available on registry

December 28, 2007

Completed
4.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2012

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2012

Completed
3.2 years until next milestone

Results Posted

Study results publicly available

July 14, 2015

Completed
Last Updated

July 14, 2015

Status Verified

July 1, 2015

Enrollment Period

4.6 years

First QC Date

December 19, 2007

Results QC Date

January 9, 2014

Last Update Submit

July 10, 2015

Conditions

Outcome Measures

Primary Outcomes (1)

  • fMRI Measure of Hippocampal Activation

    Percentage active voxels of total hippocampal volume of interest

    30 minutes After Intervention Administration

Secondary Outcomes (1)

  • Global Cognition

    90 mins

Study Arms (2)

Intranasal Insulin Aspart

EXPERIMENTAL

Participants were administered intranasal insulin aspart (40 IU) in a double-blinded fashion approximately 30 minutes prior to functional MRI scanning. After a washout period of 48 hours, participants completed the other arm. The order of saline vs. insulin was counterbalanced.

Drug: Insulin Aspart

Intranasal Saline (placebo)

ACTIVE COMPARATOR

Participants were administered intranasal saline (placebo) in a double-blinded fashion approximately 30 minutes prior to functional MRI scanning. After a washout period of 48 hours, participants completed the other arm. The order of saline vs. insulin was counterbalanced.

Drug: Placebo

Interventions

40IU insulin aspart applied intranasally

Also known as: intranasal insulin
Intranasal Insulin Aspart

Placebo

Also known as: saline
Intranasal Saline (placebo)

Eligibility Criteria

Age60 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Patients with Early Alzheimer's disease

You may not qualify if:

  • Patients with Late Alzheimer's disease

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University of Kansas Medical Center, Hoglund Brain Imaging Center

Kansas City, Kansas, 66160, United States

Location

MeSH Terms

Conditions

Alzheimer Disease

Interventions

Insulin AspartSodium Chloride

Condition Hierarchy (Ancestors)

DementiaBrain DiseasesCentral Nervous System DiseasesNervous System DiseasesTauopathiesNeurodegenerative DiseasesNeurocognitive DisordersMental Disorders

Intervention Hierarchy (Ancestors)

Insulin, Short-ActingInsulinsPancreatic HormonesPeptide HormonesHormonesHormones, Hormone Substitutes, and Hormone AntagonistsPeptidesAmino Acids, Peptides, and ProteinsChloridesHydrochloric AcidChlorine CompoundsInorganic ChemicalsSodium Compounds

Results Point of Contact

Title
Dr. Jeffrey Burns
Organization
University of Kansas Medical Center

Study Officials

  • Jeffrey M Burns, MD

    University of Kansas Medical Center

    PRINCIPAL INVESTIGATOR

Publication Agreements

PI is Sponsor Employee
Yes

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
BASIC SCIENCE
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Professor, Associate Director University of Kansas Alzheimer's Disease Center

Study Record Dates

First Submitted

December 19, 2007

First Posted

December 28, 2007

Study Start

October 1, 2007

Primary Completion

May 1, 2012

Study Completion

May 1, 2012

Last Updated

July 14, 2015

Results First Posted

July 14, 2015

Record last verified: 2015-07

Locations