Objective: To compare the effects of curcumin with placebo on Attention-Deficit/Hyperactivity Disorder (ADHD) patients undergoing Ritalin treatment.
Design: A double blind block randomized clinical trial.
Study population: Attention-Deficit/Hyperactivity Disorder (ADHD) patients.
Inclusion criteria: Aged between 7 and 15 years; diagnosis Attention-Deficit/Hyperactivity Disorder (ADHD) based on DSM-V-TR criteria; lack of mental retardation (MR), epilepsy, pervasive developmental disorder, schizophrenia, mania episode, anxiety disorders, bipolar disorder, special ability and learning disorders, and hyperactivity disorder due to organic brain syndrome (OBS) or drug reactions.
Exclusion criteria: Liver and renal failure; thyroid disorder; allergy to curcumin; chronic inflammatory diseases; use of anti-inflammatory and antioxidant drugs.
Sample size: 70 cases.
Study intervention: The control group, children and teenagers with Attention-Deficit/Hyperactivity Disorder (ADHD) undergoing Ritalin treatment (0.1-3 mg) received 80 mg of placebo (similar components of curcumin capsules) twice a day. The intervention group, children and teenagers with Attention-Deficit/Hyperactivity Disorder (ADHD) undergoing Ritalin treatment (0.1-3 mg) received 80 mg of curcumin (Sina Drug) twice a day.
Study outcome: Evaluation and comparison the effectiveness of clinical outcomes including learn, impulsivity, anxiety, hyperactivity and conduct disorder (CD) score base on questionnaire in intervention and control groups before, 4 and 8 weeks after intervention.