- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT00294593
Efficacy Study of Folinic Acid to Improve Mental Development of Children With Down Syndrome
December 16, 2009 updated by: Institut Jerome Lejeune
One-year Double-blind Placebo-controlled Phase 2-3 Study to Evaluate the Effect of Oral Folinic Acid Treatment (1mg/kg/d) on the Psychomotor Development of Young Down Syndrome Patients
The purpose of this study is to determine whether folinic acid can improve developmental quotient of young Down syndrome patients, given that these present signs of folate deficiency which are known to cause reversible neurological, psychiatric and cognitive disorders.
Study Overview
Study Type
Interventional
Enrollment
120
Phase
- Phase 2
- Phase 3
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
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Paris, France, 75015
- Institut Jérôme Lejeune
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Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
3 months to 2 years (Child)
Accepts Healthy Volunteers
No
Genders Eligible for Study
All
Description
Inclusion Criteria:
- Down syndrome without mosaicism
- age 3 to 30 months
- weight over 4 kg
- possible assessment by the revised Brunet-Lezine scale
Exclusion Criteria:
- history of leukemia
- West syndrome or non-stable epilepsy
- non-stable thyroxin treatment
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Double
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
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Score on a psychomotor development scale after a 6 and 12 months treatment
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Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Collaborators
Investigators
- Study Director: Henri Blehaut, M.D., Institut Jérôme Lejeune
- Principal Investigator: Clotilde Mircher, MD, Institut Jérôme Lejeune
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
General Publications
- Botez MI, Botez T, Leveille J, Bielmann P, Cadotte M. Neuropsychological correlates of folic acid deficiency: facts and hypotheses. In: Botez MI, Reynolds EH, eds. Folic acid in neurology, psychiatry and internal medicine. New York, Raven Press, 1979:435-461.
- Lejeune J. [Pathogenesis of mental impairment in trisomy 21]. Ann Genet. 1991;34(2):55-64. French.
- Blehaut H, Mircher C, Ravel A, Conte M, de Portzamparc V, Poret G, de Kermadec FH, Rethore MO, Sturtz FG. Effect of leucovorin (folinic acid) on the developmental quotient of children with Down's syndrome (trisomy 21) and influence of thyroid status. PLoS One. 2010 Jan 11;5(1):e8394. doi: 10.1371/journal.pone.0008394.
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
October 1, 2000
Study Completion
December 1, 2003
Study Registration Dates
First Submitted
February 21, 2006
First Submitted That Met QC Criteria
February 21, 2006
First Posted (Estimate)
February 22, 2006
Study Record Updates
Last Update Posted (Estimate)
December 17, 2009
Last Update Submitted That Met QC Criteria
December 16, 2009
Last Verified
December 1, 2009
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Pathologic Processes
- Nervous System Diseases
- Neurologic Manifestations
- Neurobehavioral Manifestations
- Disease
- Congenital Abnormalities
- Genetic Diseases, Inborn
- Intellectual Disability
- Abnormalities, Multiple
- Chromosome Disorders
- Syndrome
- Down Syndrome
- Physiological Effects of Drugs
- Protective Agents
- Micronutrients
- Vitamins
- Antidotes
- Vitamin B Complex
- Hematinics
- Leucovorin
- Levoleucovorin
- Folic Acid
Other Study ID Numbers
- IJL-FA-TH01
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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