E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Leber’s Hereditary Optic Neuropathy |
|
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 9.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10061323 |
|
E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To evaluate the effect of Acetyl-L-carnitine on the neural conduction along the visual pathways. |
|
E.2.2 | Secondary objectives of the trial |
To evaluate the effect of Acetyl-L-carnitine on retinal ganglion cells function, visual acuity and visual field. To evaluate tolerability and safety of Acetyl-L-carnitine. |
|
E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
Age > 20 years and < 60 years; Diagnosis of Leber’s optic neuropathy assessed by the presence of at least one of the three most common LHON pathogenic mutations (11778/ND4, 3460/ND1, 14484/ND6); Duration of disease greater than 2 years; Ganglion cell function evaluable by a PERG response with signal to noise ratio greater than 3. Absence of previous history of retinal or optic nerve diseases; Absence of moderate to dense lens and/or corneal opacities; Snellen best corrected visual acuity of 1/50 or better with a refractive error between -6.00 and +6.00 spherical equivalent; Intraocular pressure less than 21 mmHg; Suspension of Ubiquinone and/or its derivatives for at least 3 months prior to enrolment; Suspension of L-Carnitine and/or its esters for at least 3 months prior to enrolment; For female patient of childbearing potential: usage of a medically accepted method of birth control; Signed Informed Consent. |
|
E.4 | Principal exclusion criteria |
Presence of concomitant ocular pathology as moderate to dense lens and/or corneal opacities (cataract, corneal leucoma), retinal diseases (age-related maculopathy, retinal detachment, retinal schisis), other type of optic nerve diseases (glaucoma, optic neuropathy); Presence of any serious chronic disease (cancer, disabiliting chronic infections, heart, liver or kidney diseases) which would suggest the exclusion of the patient and would interfere with the results of the study; Suspected or known hypersensitivity to Carnitine and/or its esters; Treatment with Ubiquinone and/or its derivatives within 3 months prior to enrolment; Treatment with L-Carnitine and/or its esters within 3 months prior to enrolment; Suspected or known pregnancy and/or breast feeding; Participation in another clinical trial of any investigational drug within 3 months prior to enrolment; Signed informed Consent refusal or disability. |
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E.5 End points |
E.5.1 | Primary end point(s) |
The Primary endpoint of the study is the decrease of Visual evoked potential P100 implicit times and retinocortical times. |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 2 |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | Information not present in EudraCT |
E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
| |
E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 2 |
E.8.9.2 | In all countries concerned by the trial months | 0 |
E.8.9.2 | In all countries concerned by the trial days | 0 |