Eye Blood Flow and the Kidney

This study is currently recruiting participants. (see Contacts and Locations)
Verified December 2014 by Brigham and Women's Hospital
Information provided by (Responsible Party):
Norman K. Hollenberg, MD, PhD, Brigham and Women's Hospital
ClinicalTrials.gov Identifier:
First received: June 19, 2012
Last updated: December 18, 2014
Last verified: December 2014

The purpose of this study is to the determine the effect of salt intake and Captopril on the ophthalmic artery (OA) blood supply of individuals with Type 2 Diabetes Mellitus.

Condition Intervention Phase
Type 2 Diabetes Mellitus
Drug: Captopril
Drug: placebo
Phase 1
Phase 2

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Pharmacodynamics Study
Intervention Model: Crossover Assignment
Masking: Double Blind (Subject, Caregiver)
Primary Purpose: Basic Science
Official Title: Eye Blood Flow and the Kidney

Resource links provided by NLM:

Further study details as provided by Brigham and Women's Hospital:

Primary Outcome Measures:
  • Change in ophthalmic artery blood flow from baseline [ Time Frame: 1 hour post drug, 2 hours post drug, 3 hours post drug ] [ Designated as safety issue: No ]

Estimated Enrollment: 24
Study Start Date: May 2012
Estimated Primary Completion Date: November 2015 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Placebo Comparator: Placebo Drug: placebo
Active Comparator: Captopril Drug: Captopril
25mg Captopril


Ages Eligible for Study:   18 Years to 75 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Type 2 Diabetes Mellitus

Exclusion Criteria:

  • Type 1 Diabetes Mellitus
  • Heart Attack or Stroke within the last 6 months
  • Pregnant or lactating females
  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: NCT01626469

Contact: Ebrahim Barkoudah, M.D.,M.P.H. 617-732-6901 ebarkoudah@partners.org

United States, Massachusetts
Brigham and Women's Hospital Recruiting
Boston, Massachusetts, United States, 02115
Sponsors and Collaborators
Brigham and Women's Hospital
Principal Investigator: Norman K Hollenberg, MD, PhD Brigham and Women's Hospital
Study Director: Ebrahim Barkoudah, M.D.,M.P.H. Brigham and Women's Hospital
  More Information

No publications provided

Responsible Party: Norman K. Hollenberg, MD, PhD, Director of Physiologic Research Division, Department of Radiology, Brigham and Women's Hospital
ClinicalTrials.gov Identifier: NCT01626469     History of Changes
Other Study ID Numbers: 2011P002805
Study First Received: June 19, 2012
Last Updated: December 18, 2014
Health Authority: United States: Institutional Review Board

ClinicalTrials.gov processed this record on March 26, 2015