CompletedPhase 1Phase 2Progressive MSNCT01854359

What it found

Results posted, no main test reported

Results are posted in the registry, but without a statistical test of the main measure. See the numbers below.

What was tested

Treatment tested

  • Idebenone

    Antioxidant and mitochondrial electron carrier

Results by group

Area Under the Curve (AUC) of the Combinatorial Weight-Adjusted Disability Score (CombiWISE)

1-year pre-treatment baseline vs 2-year randomized double-blind phased vs 1-year treatment period

GroupValueIntervalNumber analysed
Pre-treatment Baseline (Placebo Group)1.55 units on a scale * year2.02 (Standard Deviation)30
Double-blind Phase (Placebo Group)0.80 units on a scale * year1.96 (Standard Deviation)30
Extension Phase (Placebo Group)0.46 units on a scale * year1.93 (Standard Deviation)22
Pre-treatment Baseline (Active Treatment Group)0.89 units on a scale * year1.81 (Standard Deviation)31
Double-blind Phase (Active Treatment Group)0.75 units on a scale * year1.82 (Standard Deviation)31
Extension Phase (Active Treatment Group)1.30 units on a scale * year2.3 (Standard Deviation)26

Values as posted on ClinicalTrials.gov. Outcomes measured differently across trials are not directly comparable.

Safety

GroupParticipants at riskSerious adverse eventsDeaths
Active Treatment in 09-I-0197314 (12.9%)0
Placebo in 09-I-0197304 (13.3%)0

As posted on ClinicalTrials.gov. Serious adverse events include any serious health event during the trial, whether or not the treatment caused it.

What it measured

Main measures

  • Area Under the Curve (AUC) of the Combinatorial Weight-Adjusted Disability Score (CombiWISE)

    1-year pre-treatment baseline vs 2-year randomized double-blind phased vs 1-year treatment period

    Disability progressionWalking and mobilityHow the body handles the medicine

Other measures (4)

  • Slopes of 25 Foot Walk (25FW) Time

    3-years double-blind phase and 1-year extension phase

    Disability progressionWalking and mobility
  • Slopes of 9 Hole Peg Test (9HPT) Time

    3-years double-blind phase and 1-year extension phase

    Disability progressionArm and hand function
  • Slopes of Expanded Disability Status Scale (EDSS) Score

    3-years double-blind phase and 1-year extension phase

    Disability progression
  • Change in Slopes of Scripps Neurological Rating Scale (SNRS) Score

    3-years double-blind phase and 1-year extension phase

Who could take part

Progressive MS · 18 and over

* INCLUSION CRITERIA: * Completion of 3 years in study IPPoMS (Protocol Number 09-N-0197) * Able to provide informed consent * Adults, at least 18 years of age * Willing to participate in all aspects of trial design and follow-up * If able to become pregnant or to father a child, agreeing to commit to the use of a reliable/accepted method of birth control (i.e. hormonal contraception (birth control pills, injected hormones, vaginal ring), intrauterine device, barrier methods with spermicide (diaphragm with spermicide, condom with spermicide) or surgical sterilization (hysterectomy, tubal ligation, or vasectomy)) for the duration of treatment arm of the study EXCLUSION CRITERIA: * Pregnant or lactating women. All women of child-bearing potential must have a negative pregnancy test * Patients dropping out of IPPoMS due to adverse events (AE) considered related to study medication

As registered. Criteria can change, so ask the trial team or your neurologist.

About this trial

In the sponsor's words

Background: - The Idebenone in Patients With Primary Progressive Multiple Sclerosis (IPPoMS) trial tested a new drug for multiple sclerosis. In the IPPoMS trial, participants took either idebenone or placebo. Researchers want to give idebenone to all participants for 1 year. It is still not certain whether idebenone can slow the progression of multiple sclerosis, but this study may help answer that question. Objectives: * To provide idebenone to all participants on the IPPoMS trial. * To collect data on the safety and effectiveness of idebenone for primary progressive multiple sclerosis. Eligibility: - Individuals at least 18 years of age who have completed 3 years in the IPPoMS trial. Design: * The first study visit for this trial will happen on the same day as the last visit for the IPPoMS trial. * Participants will provide a blood samples and will have a lumbar puncture. They will also receive a new supply of idebenone to take three times a day with food. They will keep a diary to report on any side effects. * After this first treatment visit, participants will have two follow-up visits to the NIH 6 months apart. These visits may be scheduled over multiple days. Participants will provide blood and urine samples. They will also have imaging studies of the brain and spine. * Participants will have phone calls with the study researchers to provide updates on their condition and any side effects.

Papers

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Related trials

History

    1. Started

      Mar 2013

    2. Main results due

      Oct 2018

    3. Finished

      Oct 2018

    4. Results posted

      May 2021

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