Efficacy of Omega-3/Omega-6 Fatty Acids in Pre-school Children at Risk for ADHD

NCT ID: NCT01795040

Last Updated: 2017-03-16

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

40 participants

Study Classification

INTERVENTIONAL

Study Start Date

2010-09-30

Study Completion Date

2017-05-31

Brief Summary

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The efficacy of PUFAs (as nutritional supplement) in/for pre-school children with ADHS symptoms will be evaluated in a randomised controlled doubleblind trail with children aged 3-6 years.

Detailed Description

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The study aims at the reduction of hyperactivity, inattention and impulsivity in pre-school children aged 3-6 years, visiting a preschool, and the prevention of clinical ADHD symptoms. The 3-6 years old children will be identified by a combined parent and teacher rating ADHD-symptoms questionnaire (FBB-ADHS-V). Children with ADHD symptoms \>90th percentile will participate in a following diagnostic process. The children (n = 150) will be randomised doubleblind to a control group (taking every day four capsules Equazen eye q, containing 400 mg fish oil and 100mg evening primrose oil - EPA (372mg), DHA (116mg), GLA (40mg) and vitamin E (7.2 mg) ) or placebo group. The study is divided into two phases with four months each. After unblinding after the first phase pre-school children taking placebo receive Omega-3/Omega-6 Fatty Acids. Children (n = 75) taking verum during first four months will be randomised doubleblind to verum or placebo. In this way the progress of the behaviour symptoms will be evaluated after a significant period of time (eigth months). Clinical examination (questionnaires, intelligence test, medical examination) and evaluation of ADHD symptoms through parents and teachers with several questionnaires will be used before beginning, after four months and after eight months. In addition the pre-school children will be taken a blood sample (finger prick test) to measure the omega-3/omega-6 fatty acids levels. Additionally regular phone calls will be implemented. Medical examinations and meetings will taken place if required. If symptoms increase, children will be treated medical and/ or psychotherapeutically.

Conditions

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Children With ADHD Symptoms >90th Percentile (FBB-ADHS-V); no Beginning or Completion of Psychotherapeutically or Psychopharmalogical Treatment During the Study

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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omega-3/omega-6 fatty acids (PUFAs)

Equazen 500mg/day= 116 mg docosahexaenoic acid, 372 mg Eicosapentaenoic acid, 40 mg gamma-Linolenic acid

Group Type EXPERIMENTAL

omega-3/omega-6 fatty acids (PUFAs)

Intervention Type DIETARY_SUPPLEMENT

Equazen 500mg/day= 116 mg docosahexaenoic acid, 372 mg Eicosapentaenoic acid, 40 mg gamma-Linolenic acid

placebo without PUFAs

Placebo without PUFAs

Group Type PLACEBO_COMPARATOR

omega-3/omega-6 fatty acids (PUFAs)

Intervention Type DIETARY_SUPPLEMENT

Equazen 500mg/day= 116 mg docosahexaenoic acid, 372 mg Eicosapentaenoic acid, 40 mg gamma-Linolenic acid

Interventions

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omega-3/omega-6 fatty acids (PUFAs)

Equazen 500mg/day= 116 mg docosahexaenoic acid, 372 mg Eicosapentaenoic acid, 40 mg gamma-Linolenic acid

Intervention Type DIETARY_SUPPLEMENT

Other Intervention Names

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Equazen Eye Q

Eligibility Criteria

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Inclusion Criteria

* Age: 3 - 6 years
* Visit of a preschool (Kindergarten)
* Parents have a command of the German language
* Screening score \>90th percentile in a combined parent and teacher screening questionnaire

Exclusion Criteria

* Hypersensitivity or inability to components of the study product (fish oil, primrose oil, natural strawberry flavouring, bovine gelatine)
* Consumption of omega fatty acids preparation
* Consumption of fish oil-capsules
Minimum Eligible Age

3 Years

Maximum Eligible Age

6 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Cologne

OTHER

Sponsor Role lead

Responsible Party

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Manfred Doepfner

Prof. Dr.

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Manfred Doepfner, Prof. Dr.

Role: PRINCIPAL_INVESTIGATOR

Department of Child and Adolescent Psychiatry Univ. Cologne

Locations

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Department of Child and Adolescent Psychiatry at the University Cologne

Cologne, , Germany

Site Status RECRUITING

Countries

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Germany

Central Contacts

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Manfred Doepfner, Prof. Dr.

Role: CONTACT

Facility Contacts

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Manfred Doepfner, Prof. Dr.

Role: primary

References

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Gillies D, Leach MJ, Perez Algorta G. Polyunsaturated fatty acids (PUFA) for attention deficit hyperactivity disorder (ADHD) in children and adolescents. Cochrane Database Syst Rev. 2023 Apr 14;4(4):CD007986. doi: 10.1002/14651858.CD007986.pub3.

Reference Type DERIVED
PMID: 37058600 (View on PubMed)

Other Identifiers

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OMEGA-Study

Identifier Type: -

Identifier Source: org_study_id

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