Status:

COMPLETED

Add-on Pilot Trial of Minocycline to Treat Fragile X Syndrome

Lead Sponsor:

FRAXA Research Foundation

Collaborating Sponsors:

Fragile X Research Foundation of Canada

Conditions:

Fragile X Syndrome

Eligibility:

All Genders

13-35 years

Phase:

NA

Brief Summary

Fragile X Syndrome (FXS) is the most common known inherited form of mental impairment, developmental disability and autism. Minocycline is an antibiotic that has recently been used to treat the mouse ...

Detailed Description

Fragile X Syndrome (FXS) is the most common known inherited form of mental impairment and is also associated with a range of learning disabilities, neurological problems, such as seizures, and behavio...

Eligibility Criteria

Inclusion

  • Diagnosis of FXS by clinical evaluation and confirmed by FMR1-DNA testing with presence of full mutation or mosaicism for the full mutation. Prior DNA testing reports will be accepted, when available.
  • Age between 13 to 35 years inclusive at the time of informed consent.
  • Male or female
  • CGI-Severity Score of 4 or greater, indicative of moderate or greater severity of behavioural problems. This is a 7-point scale of clinical global impression of severity that the clinician fills out after considering all the available information on the patient, including the parent history, the examination in clinic, reports from the school and other sources.
  • Score of 9 or greater on the Aberrant Behaviour Checklist - Irritability Scale (top 50th %-tile). The ABC is a global behaviour checklist implemented for the measurement of drug and other treatment effects in mentally impaired individuals. It is made up of 5 empirically derived dimensions including irritability, lethargy/withdrawal, inappropriate speech, hyperactivity, and stereotypic behaviour based on 58 items that describe various behavioural problems.
  • Availability of parent and/or caregiver for all clinic visits and assessments.
  • English language fluency and reading level of 6th grade or greater in one caregiver.

Exclusion

  • Allergy to minocycline.
  • Kidney disease or elevated renal function tests.
  • Liver disease or elevated liver function tests.
  • Participants with neutropenia, anemia, or thrombocytopenia.
  • History of systemic lupus erythematosus or screening anti-nuclear antibody (ANA) titre of \>1:40, as minocycline may cause a lupus-like reaction.
  • Individuals who do not have a mother or caregiver who is willing to participate in the clinic visits.
  • Individuals who are pregnant or at risk to become pregnant, specifically sexually active females will be excluded.
  • Presence of persistent psychotic symptoms
  • Subjects with symptom severity likely judged to endanger personal safety or safety of others.
  • History of systemic lupus erythematosus or screening anti-nuclear antibody (ANA) titre of \>1:40, as minocycline may cause a lupus-like reaction.

Key Trial Info

Start Date :

October 1 2007

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

January 1 2009

Estimated Enrollment :

20 Patients enrolled

Trial Details

Trial ID

NCT00858689

Start Date

October 1 2007

End Date

January 1 2009

Last Update

February 18 2016

Active Locations (1)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (1 locations)

1

Surrey Place Centre

Toronto, Ontario, Canada, M5S 2C2