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memantine in the treatment of autism

A double- blind placebo controlled trial of memantine added to risperidone in patients with autistic disorder

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
IRCT
Registry ID
IRCT1138901151556N10
Enrollment
40
Registered
2010-05-01
Start date
2010-02-01
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

Autism. ?????? ??????

Interventions

Intervention 1: Risperidone + memantine 20mg/day. Intervention 2: Control: Risperidone + placebo.
Treatment - Drugs
Risperidone + memantine 20mg/day

Sponsors

Tehran University of Medical Sciences,
Lead Sponsor

Eligibility

Sex/Gender
All
Age
3 Years to 11 Years

Inclusion criteria

Inclusion criteria: Inclusion Criteria: Ages 3 to 11 years, clinical diagnosis of autism, lack of use of psychotropic drugs at least two weeks before trial. Exclusion Criteria: having significant active medical problem; Previously received neuroleptics or any psychotropic drug treatment 6 months prior to recruitment; Any diagnosis of psychiatric disorder in Axis I and II; Children with severe or profound mental retardation in whom a definitive diagnosis of autism could not be made

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
The Aberrant Behavior Checklist (ABC). Timepoint: weeks 2-4-6-8-10 after begining of trial. Method of measurement: The Aberrant Behavior Checklist (ABC).

Secondary

MeasureTime frame
Safety. Timepoint: weeks 2,4,6.8,10 after begining of trial. Method of measurement: side effects checklist.

Countries

Iran (Islamic Republic of)

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Mar 25, 2026