Status:

COMPLETED

Phase II, Randomized, Placebo-controlled Trial in Patients With Charcot-marie-tooth Disease Type 1A

Lead Sponsor:

Pharnext S.C.A.

Conditions:

Charcot-Marie-Tooth Disease

Hereditary Neuropathy With Liability to Pressure Palsies

Eligibility:

All Genders

18-65 years

Phase:

PHASE2

Brief Summary

The present trial is a randomized, placebo-controlled study evaluating 3 different doses of PXT3003 in patients with CMT1A disease.

Detailed Description

In addition to the safety and tolerability of the treatment, clinical, electrophysiological and biological endpoints (PMP22 mRNA, skin biopsy histology and plasma biomarkers) will be assessed. Standar...

Eligibility Criteria

Inclusion

  • DNA proven CMT1A
  • Muscle weakness in at least foot dorsiflexion (clinical assessment)
  • Age between 18 and 65 years
  • Male or non pregnant, non breastfeeding female
  • CMT neuropathy score at screening ≤ 20
  • Agrees to perform electrorophysiological studies and two cutaneous biopsies for determination of PMP22 expression and histology
  • Providing signed written informed consent to participate in the study and willing and able to comply with all study procedures and scheduled visits

Exclusion

  • Patients with another neurological disease
  • Patients using unauthorized concomitant treatments, ascorbic acid, opioids, levothyroxine and potentially neurotoxic drugs. Patients who can/agree to stop these medications 4 weeks before randomization can be included
  • Patients who have participated in another trial of investigational drug within the past 30 days
  • Concomitant major systemic disease
  • Clinically significant history of unstable medical illness over the last 30 days (unstable angina…)
  • History of significant hematologic, kidney, liver disease, or insulin-dependent diabetes
  • Clinically significant abnormalities on the prestudy laboratory evaluation, physical evaluation, electrocardiogram (ECG)
  • ASAT/ALAT levels above the upper limit of normal (ULN). However, patients with an isolated elevation of either ASAT or ALAT (\<1.5 ULN) can be included at investigators" discretion if the remaining liver function tests are normal and if ASAT or ALAT value is stable at 2 distinct evaluations in the month prior to inclusion
  • Serum creatinine levels above the upper limit of normal
  • Limited mental capacity or psychiatric disease rendering the subject unable to provide written informed consent or comply with evaluation procedures
  • History of recent alcohol or drug abuse or non-adherence with treatment or other experimental protocols
  • Female of childbearing potential (apart of patient using adequate contraceptive measures), pregnant or breast feeding
  • Suspected inability to complete the study follow-up (foreign workers, transient visitors, tourists or any others for whom follow-up evaluation is not assured)
  • Limb surgery in the six months before randomization or planned before completion of the trial
  • Known hypersensitivity to any of the individual components of PXT3003
  • Porphyria

Key Trial Info

Start Date :

December 1 2010

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 1 2012

Estimated Enrollment :

80 Patients enrolled

Trial Details

Trial ID

NCT01401257

Start Date

December 1 2010

End Date

December 1 2012

Last Update

November 22 2017

Active Locations (6)

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Page 1 of 2 (6 locations)

1

Hôpital Roger Salengro

Lille, France, 59037

2

CHU Dupuytren

Limoges, France, 87042

3

CHU Lyon Sud

Lyon, France, 69495

4

Hôpital La Timone

Marseille, France, 13385