Improvement in Symptoms of Autism Spectrum Disorder in Children With the Use of Gastrin-Releasing Peptide: An Open Trial.

ObjectivesThe aim of this study was to determine the efficacy and tolerability of gastrin-releasing peptide (GRP) for core symptoms of autism spectrum disorder.MethodsThis is a prospective, open-label study with 160 pmol/kg of GRP tested in 10 children with autism. Outcome measures used were the Cli