Study Stopped
A preliminary analysis of data from this trial failed to demonstrate any signal of activity.
Efficacy and Safety of Trichuris Suis Ova (TSO) as Compared to Placebo in Autism Spectrum Disorder
A RANDOMIZED, DOUBLE-BLIND, PHASE 2A CROSSOVER STUDY TO ASSESS THE SAFETY AND EFFICACY OF TRICHURIS SUIS OVA FOR THE TREATMENT OF AUTISM SPECTRUM DISORDER
1 other identifier
interventional
23
1 country
5
Brief Summary
This is a randomized, double-blind, 2-arm, placebo-controlled crossover study in pediatric patients with autism spectrum disorder with all patients receiving 16-weeks of TSO treatment and 16 weeks of placebo.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for phase_2
Started May 2014
Shorter than P25 for phase_2
5 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
May 1, 2014
CompletedFirst Submitted
Initial submission to the registry
May 13, 2014
CompletedFirst Posted
Study publicly available on registry
May 16, 2014
CompletedPrimary Completion
Last participant's last visit for primary outcome
April 1, 2015
CompletedStudy Completion
Last participant's last visit for all outcomes
April 1, 2015
CompletedNovember 4, 2015
November 1, 2015
11 months
May 13, 2014
November 3, 2015
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Change from Baseline in Aberrant Behavior Checklist - Irritability (ABC-I) at 16 weeks
36 weeks
Study Arms (2)
Trichuris suis ova
ACTIVE COMPARATORTSO 2500 x 2 doses every 2 weeks followed by TSO 7500 x 6 doses every 2 weeks
Placebo
PLACEBO COMPARATORPlacebo 8 doses every 2 weeks
Interventions
Eligibility Criteria
You may qualify if:
- Male or female patients, 5 to 17 years of age
- Patients must fulfill DSM-V diagnostic criteria for autism spectrum disorder ascertained at screening, using a clinical review confirmed by the Autism Diagnosis Observation Schedule - Second edition (ADOS-2)
- Written informed consent from parent(s) or legal guardian(s) with sufficient intellectual capacity to understand the study and support patients' adherence to the study procedures must be obtained for patients who are not emancipated. In accordance with Institutional Review Board (IRB) requirements, the patient will complete an informed assent when developmentally appropriate, to participate in the study before conduct of any study-specific procedures.
- Patients are able and willing to swallow study medication suspension.
You may not qualify if:
- Known diagnosis of syndromal form of Autism (e.g. Rett Syndrome, Childhood Disintegrative Disorder, Fragile X Syndrome, etc.)
- Patients who cannot discontinue anti-psychotic medication
- Patients with current active seizure disorder or who have had a seizure within the last 6 months prior to screening
- Female patient who is pregnant or breastfeeding or wishing to become pregnant during study participation or unwilling to use birth control.
- Patients who have received helminthic treatment
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (5)
Southwest Autism Research & Resource Center
Phoenix, Arizona, 85006, United States
Arkansas Children's Hospital Research Institute
Little Rock, Arkansas, 72202, United States
Baber Research Group
Naperville, Illinois, 60563, United States
Montefiore Medical Center Dept. of Psychiatry, Child Annex
The Bronx, New York, 10467, United States
Red Oak Psychiatry
Houston, Texas, 77090, United States
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- QUADRUPLE
- Who Masked
- PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
- Purpose
- TREATMENT
- Intervention Model
- CROSSOVER
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
May 13, 2014
First Posted
May 16, 2014
Study Start
May 1, 2014
Primary Completion
April 1, 2015
Study Completion
April 1, 2015
Last Updated
November 4, 2015
Record last verified: 2015-11