Clinical Trial to Evaluate the Efficacy and the Tolerance of an Omega 3 Fatty Acids Supplementation in ADHD Children

A Randomized , Controlled, Doulbe Blind Placebo Trial To Evaluate The Efficacy and the Tolerance of an Omega 3 Fatty Acids Supplementation in ADHD Children

Principal focus is to evaluate the effects of omega 3 fatty acids supplementation on the ADHD children's behaviour during 12 weeks on two years. The secondary focus is to evaluate the effects of omega 3 fatty acids supplementation on the lexical level,intentional abilities, anxiety and depression.

The omega 3 fatty acids don't present adverse side effects. The inclusion to the trial could avoid the intake the methylphenidate and its associated adverse side effects.

Inclusion Criteria:

• 6 to 15 years and 11 months of age ADHD children with hyperactivity confirmed dy DSM IV criteria Children and parents' consent

Exclusion Criteria:

• Without methylphenidate treatment Fish or other sea products allergic Intake of sea omega 3 fatty acids supplments more one week during 3 months before the trial Children need quickly to take methylphenidate: social, family, or school risk Intake methylphenidate 30 days before the trial or/and intake it during one consecutive week