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Study to Assess the Efficacy and Safety of Raxone in LHON Patients (LEROS)

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. Identifier: NCT02774005
Recruitment Status : Active, not recruiting
First Posted : May 16, 2016
Last Update Posted : June 17, 2019
Information provided by (Responsible Party):
Santhera Pharmaceuticals

Tracking Information
First Submitted Date  ICMJE May 12, 2016
First Posted Date  ICMJE May 16, 2016
Last Update Posted Date June 17, 2019
Study Start Date  ICMJE May 2016
Estimated Primary Completion Date February 2021   (Final data collection date for primary outcome measure)
Current Primary Outcome Measures  ICMJE
 (submitted: May 13, 2016)
Proportion of eyes with clinically relevant recovery of visual acuity from Baseline [ Time Frame: 12 months ]
Proportion of eyes with clinically relevant recovery of visual acuity (VA) from Baseline or in which Baseline VA better than 1.0 logMAR was maintained at Month 12 in patients treated with Raxone® ≤1 year after the onset of symptoms, compared to matching external natural history control group
Original Primary Outcome Measures  ICMJE Same as current
Change History Complete list of historical versions of study NCT02774005 on Archive Site
Current Secondary Outcome Measures  ICMJE Not Provided
Original Secondary Outcome Measures  ICMJE Not Provided
Current Other Pre-specified Outcome Measures Not Provided
Original Other Pre-specified Outcome Measures Not Provided
Descriptive Information
Brief Title  ICMJE Study to Assess the Efficacy and Safety of Raxone in LHON Patients
Official Title  ICMJE External Natural History Controlled, Open-Label Intervention Study to Assess the Efficacy and Safety of Long-Term Treatment With Raxone® in Leber's Hereditary Optic Neuropathy (LHON)
Brief Summary LEROS is an open-label interventional Phase IV study, designed to further assess the efficacy and safety of Raxone® in the long-term treatment of LHON patients.
Detailed Description Not Provided
Study Type  ICMJE Interventional
Study Phase  ICMJE Phase 4
Study Design  ICMJE Intervention Model: Single Group Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Condition  ICMJE Leber's Hereditary Optic Neuropathy (LHON)
Intervention  ICMJE Drug: Idebenone
Other Name: Raxone
Study Arms  ICMJE Experimental: Raxone
Intervention: Drug: Idebenone
Publications * Not Provided

*   Includes publications given by the data provider as well as publications identified by Identifier (NCT Number) in Medline.
Recruitment Information
Recruitment Status  ICMJE Active, not recruiting
Estimated Enrollment  ICMJE
 (submitted: May 13, 2016)
Original Estimated Enrollment  ICMJE Same as current
Estimated Study Completion Date  ICMJE February 2021
Estimated Primary Completion Date February 2021   (Final data collection date for primary outcome measure)
Eligibility Criteria  ICMJE

Inclusion Criteria:

  1. Impaired visual acuity in affected eyes due to LHON
  2. No explanation for visual loss besides LHON
  3. Age more or equal 12 years
  4. Onset of symptoms ≤5 years of Baseline
  5. Confirmation of either G11778A, G3460A or T14484C LHON mtDNA (for the ITT population, not required for enrolment)
  6. Written informed consent obtained from the patient
  7. Ability and willingness to comply with study procedures and visits
  8. Women of Childbearing Potential (WCBP) who have a negative urine or serum pregnancy test at Baseline visit and who are willing to use a highly effective contraceptive measure and maintain it until treatment discontinuation.

Exclusion Criteria:

  1. Patient has provided natural history data to the Case Record Survey (SNT-CRS-002)
  2. Any previous use of idebenone
  3. Any other cause of visual impairment (e.g. glaucoma, diabetic retinopathy, AIDS related visual impairment, cataract, macular degeneration, etc.) or any active ocular disorder (uveitis, infections, inflammatory retinal disease, thyroid eye disease, etc.)
  4. Known history of clinically significant elevations (greater than 3 times the upper limit of normal) of AST, ALT or creatinine
  5. Patient has a condition or is in a situation which, in an investigator's opinion may put the patient at significant risk, may confound study results or may interfere significantly with the patient's participation in the study
  6. Participation in another clinical trial of any investigational drug within 3 months prior to Baseline
  7. Hypersensitivity to the active substance or to any of the following excipients (as listed in section 6.1 of Raxone SmPC): Lactose monohydrate, Microcrystalline cellulose, Croscarmellose sodium, Povidone K25, Magnesium stearate, Colloidal silica, Macrogol 3350, Poly(vinyl alcohol), Talc, Titanium dioxide, Sunset yellow FCF (E110).
  8. Women who are pregnant or have a positive pregnancy test at Baseline visit
  9. Women who are breastfeeding
Sex/Gender  ICMJE
Sexes Eligible for Study: All
Ages  ICMJE 12 Years and older   (Child, Adult, Older Adult)
Accepts Healthy Volunteers  ICMJE No
Contacts  ICMJE Contact information is only displayed when the study is recruiting subjects
Listed Location Countries  ICMJE Austria,   Belgium,   Bulgaria,   Germany,   Italy,   Poland,   Portugal,   Spain,   United Kingdom,   United States
Removed Location Countries  
Administrative Information
NCT Number  ICMJE NCT02774005
Other Study ID Numbers  ICMJE SNT-IV-005
Has Data Monitoring Committee Not Provided
U.S. FDA-regulated Product Not Provided
IPD Sharing Statement  ICMJE Not Provided
Responsible Party Santhera Pharmaceuticals
Study Sponsor  ICMJE Santhera Pharmaceuticals
Collaborators  ICMJE Not Provided
Investigators  ICMJE Not Provided
PRS Account Santhera Pharmaceuticals
Verification Date June 2019

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP