Please assess the completion status of the following clinical trial:

Trial Title: Treatment of Autism in Children and Adolescents

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: None
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE3
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Males and females between the ages of 5 and 17 years 2 months.~* Weight of 15 kg or greater.~* DSM-IV diagnosis of Autistic Disorder.~* Inpatient or outpatient.~* Medication free for at least 2 weeks for all psychotropic medications (4 weeks for fluoxetine or depot neuroleptics).~* Anticonvulsants used for treatment of seizure disorder permitted if the dosage has been stable for 4 weeks and patient seizure free for at least 6 months.~* Clinical Global Impression Severity score of at least 4 and a)18 or greater on the Irritability Scale of the Aberrant Behavior Checklist or b) .5 total score on the Ritvo-Freeman scale.~* Mental age of at least 18 months.~* Negative pregnancy test~Exclusion Criteria:~* IQ below 18 months.~* Females with a positive pregnancy test. - Evidence of a prior adequate trial with risperidone.~* Evidence of hypersensitivity to risperidone.~* Past history of neuroleptic malignant syndrome.~* DSM-IV diagnosis of Pervasive Developmental Disorder other than Autistic Disorder.~* Significant medical condition such as heart disease, hypertension, liver or renal failure, pulmonary disease, or unstable seizure disorder.~* Weight less than 15 kg.

- Gender: ALL
- Minimum Age: 5 Years
- Maximum Age: 17 Years
- Healthy Volunteers: f

Based on this trial design, predict the completion outcome and termination type (if applicable).