Probiotic Therapy for Children and Adults With Autism Spectrum Disorder

Completed · Not applicable

Conditions studied: Autism Spectrum Disorder

In brief

This is a study of the effect of a customized probiotic on children and adults with autism, including effects on autism symptoms and gastrointestinal symptoms.

Key facts

Study ID

NCT04655326

Run by

Arizona State University

People needed

296

Starts

2020-10-15

Expected to finish

2025-07-12

Last updated by the study team

2026-04-09

Who can join

Age: 3 and older, up to 75. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• New client of Sun Genomics (has applied for testing and treatment, but not yet begun treatment)
• Diagnosis of ASD (initially based on self-report of ASD diagnosis by appropriate medical professional, and then verified by an evaluation of the Social Responsiveness Scale (SRS-2) by ASU staff.
• Children and adults ages 2.5-75 years

You may not qualify if…

• Antibiotic use in the last two months (not counting topical antibiotics)
• Any changes in medications, nutritional supplements, therapies, in the last two months, or any plans to change them during the first 3 months of probiotic treatment.

Where it is running

• Arizona State University — Tempe, Arizona, United States

Full record on ClinicalTrials.gov

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