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A Research Study to Evaluate the Renal (Kidney) Protective Effects of Losartan in Patients With Non-insulin Dependent Diabetes (0954-147)(COMPLETED)

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT00308347
First Posted: March 29, 2006
Last Update Posted: February 20, 2015
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Merck Sharp & Dohme Corp.
  Purpose
Evaluate the effect of Losartan in reducing kidney disease in patients with Non-insulin Dependent Diabetes and Nephropathy (kidney damage that usually accompanies late stage Diabetes Mellitus).

Condition Intervention Phase
Type 2 Diabetes Nephropathy Drug: MK0954, losartan / Duration of Treatment: mean 3.4 years Drug: Placebo / Duration of Treatment: mean 3.4 years Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Investigator)
Primary Purpose: Treatment
Official Title: A Double-Blind, Randomized, Placebo-Controlled Study to Evaluate the Renal Protective Effects of Losartan in Patients With Non-insulin Dependent Diabetes Mellitus and Nephropathy

Resource links provided by NLM:


Further study details as provided by Merck Sharp & Dohme Corp.:

Primary Outcome Measures:
  • Combined endpoint of doubling of serum creatinine, ESRD or death.

Secondary Outcome Measures:
  • Secondary parameters: number of cardiovascular events and changes in proteinuria. Tertiary parameters: quality of life and healthcare resource utilization.

Enrollment: 1513
Study Start Date: May 1996
Study Completion Date: April 2001
Primary Completion Date: February 2001 (Final data collection date for primary outcome measure)
  Eligibility

Information from the National Library of Medicine

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, Learn About Clinical Studies.


Ages Eligible for Study:   31 Years to 70 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Diabetes diagnosed after the age of 30
  • Insulin not required within 6 months of first being diagnosed with Non-insulin Dependent Diabetes Mellitus
  • No history of diabetic ketoacidosis
  • Patients may be currently treated with diet, oral hypoglycemics or insulin
  • Patients must have proteinuria defined as: Urine protein >1+ on dipstick at the initial screening visit
  • Patients with hypertension (high blood pressure) must have a sitting blood pressure >200/110 mm Hg at Visit 1

Exclusion Criteria:

  • Patients with insulin-dependent diabetes mellitus (juvenile onset)
  • Patients treated with an ACE inhibitor or angiotensin II antagonist (AIIA) for >5 years
  • Patients treated with ACE inhibitor or AIIA therapy for 5 years or less may enter the study provided therapy is discontinued during the 6 week screening period prior to randomization
  • History of myocardial infarction (MI) (heart attack) or coronary artery bypass graft (CABG) surgery within the past 1 month
  • History of cerebral vascular accident (CVA) (stroke) or percutaneous transluminal coronary angioplasty (PTCA) within the past 6 months
  • History of transient ischemic attacks (TIA) within the past year. Patients with unstable angina are excluded until stabilized
  • Heart failure requiring ACE inhibitor therapy
  • Steroids (oral or parenteral) or immunosuppressives are not permitted. Debilitating psychological illness
  • Evidence of significant hepatic (liver) dysfunction: History of allergy to losartan
  • Known positive test for HIV or patients known to be hepatitis B or C antigen carriers
  • Pregnant or nursing women
  • Females of childbearing age must either be surgically sterilized or, if sexually active, using an effective form of contraception and may enter only if an exclusionary pregnancy test is done within approximately 72 hours prior to randomization
  • Pregnancy tests will be done every 3 months during the study and at the time of discontinuation
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00308347


Sponsors and Collaborators
Merck Sharp & Dohme Corp.
Investigators
Study Director: Medical Monitor Merck Sharp & Dohme Corp.
  More Information

Publications:
Arredondo A, Burke TA, Carides GW, Lemus E, Querol J. The impact of losartan on the lifetime incidence of ESRD and costs in Mexico. Rev Invest Clin. 2005 May-Jun;57(3):399-405.
Carides GW, Shahinfar S, Dasbach EJ, Keane WF, Gerth WC, Alexander CM, Herman WH, Brenner BM; RENAAL Investigators. The impact of losartan on the lifetime incidence of end-stage renal disease and costs in patients with type 2 diabetes and nephropathy. Pharmacoeconomics. 2006;24(6):549-58.
Appel GB, Radhakrishnan J, Avram MM, DeFronzo RA, Escobar-Jimenez F, Campos MM, Burgess E, Hille DA, Dickson TZ, Shahinfar S, Brenner BM; RENAAL Study. Analysis of metabolic parameters as predictors of risk in the RENAAL study. Diabetes Care. 2003 May;26(5):1402-7.
Bakris GL, Weir MR, Shanifar S, Zhang Z, Douglas J, van Dijk DJ, Brenner BM; RENAAL Study Group. Effects of blood pressure level on progression of diabetic nephropathy: results from the RENAAL study. Arch Intern Med. 2003 Jul 14;163(13):1555-65.
Remuzzi G, Ruggenenti P, Perna A, Dimitrov BD, de Zeeuw D, Hille DA, Shahinfar S, Carides GW, Brenner BM; RENAAL Study Group. Continuum of renoprotection with losartan at all stages of type 2 diabetic nephropathy: a post hoc analysis of the RENAAL trial results. J Am Soc Nephrol. 2004 Dec;15(12):3117-25.
de Zeeuw D, Ramjit D, Zhang Z, Ribeiro AB, Kurokawa K, Lash JP, Chan J, Remuzzi G, Brenner BM, Shahinfar S. Renal risk and renoprotection among ethnic groups with type 2 diabetic nephropathy: a post hoc analysis of RENAAL. Kidney Int. 2006 May;69(9):1675-82.
Brenner BM, Cooper ME, de Zeeuw D, Keane WF, Mitch WE, Parving HH, Remuzzi G, Snapinn SM, Zhang Z, Shahinfar S; RENAAL Study Investigators. Effects of losartan on renal and cardiovascular outcomes in patients with type 2 diabetes and nephropathy. N Engl J Med. 2001 Sep 20;345(12):861-9.
de Zeeuw D, Remuzzi G, Parving HH, Keane WF, Zhang Z, Shahinfar S, Snapinn S, Cooper ME, Mitch WE, Brenner BM. Proteinuria, a target for renoprotection in patients with type 2 diabetic nephropathy: lessons from RENAAL. Kidney Int. 2004 Jun;65(6):2309-20.
Mohanram A, Zhang Z, Shahinfar S, Keane WF, Brenner BM, Toto RD. Anemia and end-stage renal disease in patients with type 2 diabetes and nephropathy. Kidney Int. 2004 Sep;66(3):1131-8.
de Zeeuw D, Remuzzi G, Parving HH, Keane WF, Zhang Z, Shahinfar S, Snapinn S, Cooper ME, Mitch WE, Brenner BM. Albuminuria, a therapeutic target for cardiovascular protection in type 2 diabetic patients with nephropathy. Circulation. 2004 Aug 24;110(8):921-7. Epub 2004 Aug 9.
Keane WF, Brenner BM, de Zeeuw D, Grunfeld JP, McGill J, Mitch WE, Ribeiro AB, Shahinfar S, Simpson RL, Snapinn SM, Toto R; RENAAL Study Investigators. The risk of developing end-stage renal disease in patients with type 2 diabetes and nephropathy: the RENAAL study. Kidney Int. 2003 Apr;63(4):1499-507.
Jafar TH, Schmid CH, Stark PC, Toto R, Remuzzi G, Ruggenenti P, Marcantoni C, Becker G, Shahinfar S, De Jong PE, De Zeeuw D, Kamper AL, Strangaard S, Levey AS. The rate of progression of renal disease may not be slower in women compared with men: a patient-level meta-analysis. Nephrol Dial Transplant. 2003 Oct;18(10):2047-53.
Herman WH, Shahinfar S, Carides GW, Dasbach EJ, Gerth WC, Alexander CM, Cook JR, Keane WF, Brenner BM. Losartan reduces the costs associated with diabetic end-stage renal disease: the RENAAL study economic evaluation. Diabetes Care. 2003 Mar;26(3):683-7.
Eijkelkamp WB, Zhang Z, Remuzzi G, Parving HH, Cooper ME, Keane WF, Shahinfar S, Gleim GW, Weir MR, Brenner BM, de Zeeuw D. Albuminuria is a target for renoprotective therapy independent from blood pressure in patients with type 2 diabetic nephropathy: post hoc analysis from the Reduction of Endpoints in NIDDM with the Angiotensin II Antagonist Losartan (RENAAL) trial. J Am Soc Nephrol. 2007 May;18(5):1540-6. Epub 2007 Apr 4.
Eijkelkamp WB, Zhang Z, Brenner BM, Cooper ME, Devereux RB, Dahlöf B, Ibsen H, Keane WF, Lindholm LH, Olsen MH, Parving HH, Remuzzi G, Shahinfar S, Snapinn SM, Wachtell K, de Zeeuw D. Renal function and risk for cardiovascular events in type 2 diabetic patients with hypertension: the RENAAL and LIFE studies. J Hypertens. 2007 Apr;25(4):871-6.
Keane WF, Zhang Z, Lyle PA, Cooper ME, de Zeeuw D, Grunfeld JP, Lash JP, McGill JB, Mitch WE, Remuzzi G, Shahinfar S, Snapinn SM, Toto R, Brenner BM; RENAAL Study Investigators. Risk scores for predicting outcomes in patients with type 2 diabetes and nephropathy: the RENAAL study. Clin J Am Soc Nephrol. 2006 Jul;1(4):761-7. Epub 2006 May 17.
Mohanram A, Zhang Z, Shahinfar S, Lyle PA, Toto RD. The effect of losartan on hemoglobin concentration and renal outcome in diabetic nephropathy of type 2 diabetes. Kidney Int. 2008 Mar;73(5):630-6. Epub 2007 Dec 19.
Parving HH, de Zeeuw D, Cooper ME, Remuzzi G, Liu N, Lunceford J, Shahinfar S, Wong PH, Lyle PA, Rossing P, Brenner BM. ACE gene polymorphism and losartan treatment in type 2 diabetic patients with nephropathy. J Am Soc Nephrol. 2008 Apr;19(4):771-9. doi: 10.1681/ASN.2007050582. Epub 2008 Jan 16.
Tershakovec AM, Keane WF, Zhang Z, Lyle PA, Appel GB, McGill JB, Parving HH, Cooper ME, Shahinfar S, Brenner BM. Effect of LDL cholesterol and treatment with losartan on end-stage renal disease in the RENAAL study. Diabetes Care. 2008 Mar;31(3):445-7. Epub 2007 Dec 10.

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: Merck Sharp & Dohme Corp.
ClinicalTrials.gov Identifier: NCT00308347     History of Changes
Other Study ID Numbers: 0954-147
2006_020
First Submitted: March 27, 2006
First Posted: March 29, 2006
Last Update Posted: February 20, 2015
Last Verified: February 2015

Additional relevant MeSH terms:
Diabetes Mellitus
Kidney Diseases
Diabetes Mellitus, Type 2
Glucose Metabolism Disorders
Metabolic Diseases
Endocrine System Diseases
Urologic Diseases
Losartan
Anti-Arrhythmia Agents
Antihypertensive Agents
Angiotensin II Type 1 Receptor Blockers
Angiotensin Receptor Antagonists
Molecular Mechanisms of Pharmacological Action


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