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The Efficacy of Stimdate and Ritalin in Children with ADHD: A Comparative, Double-Blind, Randomized, Clinical Trial

Comparison of the Efficacy of two brands of Methylphenidate (Stimdate® with Ritalin®) in Children and Adolescents with Attention Deficit Hyperactivity Disorder: A Double-Blind, Randomized, Clinical Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT201106306923N1
Enrollment
30
Registered
2011-11-04
Start date
2008-04-20
Completion date
Unknown
Last updated
2018-02-22

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

Conditions

ADHD. A group of disorders characterized by an early onset (usually in the first five years of life), lack of persistence in activities that require cognitive involvement, and a tendency to move from one activity to another without completing any one, together

Interventions

Intervention 1: Intervention Group: In this group 15 subjects with ADHD were treated with Stimdate® as follow: Starting with 5 mg at morning and noon and weekly increments by 5mg in each dose to reac
Treatment - Drugs
Intervention Group: In this group 15 subjects with ADHD were treated with Stimdate® as follow: Starting with 5 mg at morning and noon and weekly increments by 5mg in each dose to reach the dose of 2
The control group contained 15 subjects who were treated with Ritalin® as follow: Starting with 5 mg at morning and noon and weekly increments by 5mg in each dose to reach the dose of 20mg at morning

Sponsors

Iran University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
6 Years to 16 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: age 6-16 years old; Presence of mixed AD/HD according to Diagnostic and Statistical Manual of Mental Disorders-Fourth Edition (DSM-IV), No psychological medication in 2 weeks prior to the study; signing informed written consent of parents to participate in the study; the ability to comply study visits schedule. Exclusion criteria: Presence of clinically significant gastrointestinal problems, cardiovascular disease, glaucoma, seizure disorder, psychotic disorder, clinical depression, or Tourette's syndrome; Co-morbid conditions including oppositional defiant disorder or conduct disorder, pervasive developmental disorder, depression, or learning disorders

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
Clinical Profile of illness reported by parents. Timepoint: 4th and 6th week. Method of measurement: The Standard Persian version of Conner’s parent rating scale-revised (CRS-R) was used for the assessment of ADHD in children and adolescents.;Efficacy of treatment. Timepoint: 4th and 6th week. Method of measurement: The Clinical Global Impressions (CGI) Scale used to rate the symptoms change over time, and efficacy of medication, taking into account the patient’s clinical condition by clinicians.;Illness severity. Timepoint: 4th and 6th week. Method of measurement: The Children’s Global Assessment Scale (CGAS) is used to measure the overall severity of disturbance in children. The CGI and CGAS showed acceptable reliability and validity scores in different studies.;Symptoms severity reported by parents. Timepoint: 0,4,6 weeks. Method of measurement: The Child Symptom Inventory-4 (CSI-4) (ADHD part): is also used to measure Symptom Severity scores by teachers and parents24-25. The internal consistency reliability for CSI-4 in literature reported to be 0.74-0.94 and have acceptable criterion validity.

Secondary

MeasureTime frame
Drug side effects. Timepoint: 4th and 6th week. Method of measurement: checklist by clinical interview and exam.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactElham Shirazi

Mental Health Research Center

shirazi_elham@yahoo.com+98 21 6650 6862

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026