Status:

COMPLETED

Study of Idebenone in the Treatment of Mitochondrial Encephalopathy Lactic Acidosis & Stroke-like Episodes

Lead Sponsor:

Michio Hirano

Collaborating Sponsors:

Santhera Pharmaceuticals

Conditions:

MELAS Syndrome

Eligibility:

All Genders

8-65 years

Phase:

PHASE2

Brief Summary

The purpose of this study is to compare the efficacy of two (2) different doses of idebenone with that of a placebo over a one month period on cerebral lactate concentration as measured by magnetic re...

Detailed Description

MELAS (Mitochondrial Encephalomyopathy, Lactic Acidosis, and Stroke-Like Episodes), a progressive and often devastating multisystem disorder, is most commonly associated with mitochondrial Deoxyribonu...

Eligibility Criteria

Inclusion

  • Diagnosis of MELAS with confirmed A3243G mtDNA mutation, or evidence of central nervous system involvement (cognitive problems, migraines, memory loss)
  • Cerebral lactate level equal to or greater than 5.0 i.u. at baseline
  • Patients at least 8 and \< 65 years of age at baseline
  • Patients with a body weight \> 37 kg/82 lbs at baseline
  • Stable co-medication/vitamins/supplements within 1 month prior to baseline
  • Patients who in the opinion of the investigator are able to comply with the requirements of the study, including swallowing the study medication
  • Negative urine pregnancy test at screening and baseline (female patients of childbearing potential)

Exclusion

  • Contraindication to MRS (e.g. metal implant, claustrophobia)
  • Stroke like event within 2 months prior to baseline
  • Treatment with idebenone at any dose, or coenzyme Q10 at doses above 100mg/d within 1 month prior to baseline
  • Inadequate contraception use
  • Pregnancy and/or breast-feeding
  • Clinically significant abnormalities of clinical hematology or biochemistry including, but not limited to, elevations greater than 1.5 times the upper limit of normal of aspartate aminotransferase (AST), alanine aminotransferase (ALT) or creatinine
  • Current abuse of drugs or alcohol
  • Participation in a trial of another investigational drug within the last month
  • Other factor that, in the investigator's opinion, excludes the patient from entering the study

Key Trial Info

Start Date :

May 1 2009

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 1 2012

Estimated Enrollment :

27 Patients enrolled

Trial Details

Trial ID

NCT00887562

Start Date

May 1 2009

End Date

July 1 2012

Last Update

October 26 2016

Active Locations (1)

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1

Columbia University Medical Center

New York, New York, United States, 10032