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Efficacy and Safety Study of Combination of Ginkgo Extract and Ginseng Extract(YY-162)in Children With ADHD

Randomized, Double-Blind, Placebo-control, Multicenter Study, the Efficacy and Safety of Combination of Ginkgo Extract and Ginseng Extract(YY-162) in Children With ADHD(Attention Deficit Hyperactivity Disorder)in 8 Weeks

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01201187
Acronym
yuyu
Enrollment
144
Registered
2010-09-14
Start date
2010-03-31
Completion date
2011-04-30
Last updated
2019-02-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Mental Disorders

Keywords

ADHD(Attention Deficit Hyperactivity Disorder)

Brief summary

This study will evaluate clinical efficacy and safety of treatment with YY-162 in children with ADHD

Detailed description

This is Double-Blind, two arms, multi-center, Interventional, 8 weeks study starting with YY-162(Combination of Ginkgo extract and Ginseng extract in children with ADHD. Assessment of efficacy and safety will be performed at the baseline, weeks 2,4, and 8. At the first visit, a full psychiatric history, demographic date and physical examination will be undertaken. Throughout the study, the following procedures, documentations and evaluations will performed; K-ARS, IOWA Conner's rating scale , CGI-S/I, ATA, Children's color trails test and stroop test, Intelligence test(from KEDI-WISC) and adverse event reporting.

Interventions

DRUGYY-162

YY-162(Ginkgo extract 30mg+Ginseng extract 50mg) 1T/twice a day(bid) for 8weeks, po medication

DRUGPlacebo

Placebo 1T/twice a day(bid) for 8weeks, po medication

Sponsors

Yuyu Pharma, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
6 Years to 12 Years
Healthy volunteers
No

Inclusion criteria

* Male and female subjects aged from 6 to 12 * Subjects must meet DSM-IV criteria for ADHD based-on the K-Schedule for affective disorder and schizophrenia(K-SADS-PL-K) interview * Subjects signed a written consent form voluntarily. * Patient 's assent to participate in the study and written informed consent form signed by one of the parents, parent surrogates, or legal guardian. * Subjects who can keep visit schedule and whose parent/ parent surrogates or legal guardian can willingly complete assessments defined in the study protocol * Subjects/parents, parent surrogates or legal guardian who can understand the participation of the study and voluntarily withdraw from the study at any time

Exclusion criteria

* Subjects who have difficulty swallowing tablet. * Subjects who have known allergy to plant extracts. * Subjects who meet DSM-IV diagnostic criteria for current major depressive disorder or anxiety disorder requiring drug therapy. * Subjects who have any history of bipolar disorder, psychotic disorder, and substance use disorder, have been diagnosed with a pervasive developmental disorder, organic brain disease and seizure disorder. * Subjects who have significant suicidal ideation. * Subjects with mental retardation * Subjects with Tourette's syndrome requiring drug therapy. * Subjects who have been administrated Methylphenidate or Atomoxetine within recent 3 months and Ginkgo extract or Ginseng extract within recent 1 month. * Subjects who currently have a significant medical conditions (e.g. diseases of cardiovascular, hepatic, renal, respiratory, glaucoma). * Subjects who have abnormalities in the ECG or show clinically significant abnormalities of laboratory results, including serum chemistries and hematology. * Subjects who are currently taking alpha-2 adrenergic receptor agonist, antidepressant, antipsychotic, benzodiazepines, modafinil,anticonvulsant * Subjects who receive psychosocial treatment during the drug trial. * Subjects who are not able to swallow the study drug.

Design outcomes

Primary

MeasureTime frameDescription
Korea-ADHD Rating scalefrom baseline to 8 weeksValidated questionnaire about core ADHD symptoms(Korea-ADHD Rating scale) filled out by parents at baseline, after 2,4 and 8 weeks.

Secondary

MeasureTime frameDescription
IOWA Conner's rating scalefrom baseline from 8 weeksValidated questionnaire about core ADHD symptoms(IOWA Conner's ration scale) filled out by parents at baseline, after 2,4 weeks and closeout
Clinical global Impression(Severity and Improvement)from baseline to 8 weeksClinical global Impression(Severity and Improvement) rated by treating physician at baseline, after 2,4 weeks and closeout
Advanced Test of Attentionbaseline and 8 weeksAdvanced Test of Attention at baseline and closeout Attention Diagnostic system (visual and auditory) at baseliner and closeout
Children's color trails test and stroop testbaseline and 8 weeksChildren's color trails test and stroop test at baseline and closeout
Intelligence test(from KEDI-WISC)screening and 8 weeksIntelligence test(from KEDI-WISC) at screening and closeout

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026