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High dose Coenzyme Q10 and vitamin E therapy in Friedreich's ataxia

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN87024790
Enrollment
50
Registered
2007-02-01
Start date
2001-09-01
Completion date
Unknown
Last updated
2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Friedreich's ataxia Nervous System Diseases Friedreich's ataxia

Interventions

High doses of coenzyme Q10 / vitamin E vs Low doses of coenzyme Q10 / vitamin E

Sponsors

Royal Free Hospital Trust (UK)
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Homozygous for the GAA expansion in the FRDA gene characteristic of the disease 2. Able and willing to attend the assessments over the trial period 3. Over 10 years of age at the start of the trial

Exclusion criteria

Exclusion criteria: 1. Planned surgery during the trial period 2. An ICARS score greater than 80% of the maximum 3. Taking coenzyme Q10, vitamin E or other antioxidants 4. Planned pregnancy

Design outcomes

Primary

MeasureTime frame
Significant improvement in the rate of change in the International Cooperative Ataxia Ratings Scale (ICARS) scores over two years of the trial in the high dose versus the low dose treatment groups

Secondary

MeasureTime frame
1. Rate of change in the kinetic, posture and gait, speech, ocular subscores of the ICARS 2. Rate of change in the following: a. speech tests (PaTa repetition, speed of reading) b. upper limb coordination tests (hand clicker, modified peg board, hand target, BRAIN kinesia) c. lower limb coordination tests (foot target, box) d. cardiac tests (IVS, PWd and fraction shortening) e. activities of daily living scale

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026