Mental Health & Psychiatry Clinical Trials Update: Week 40, 2026

Published October 2, 2026 — 5 trials covered

By Victor Lafforgue, Founder of TrialsAlert. Blog posts are AI-drafted from ClinicalTrials.gov source data and reviewed by the editorial team. See our editorial policy for details.

Treating Young Children With Attention Deficit Hyperactivity Disorder

This Phase 4 trial is investigating two medications, Methylphenidate and Guanfacine, in children aged 3 to 5 with ADHD. By comparing these treatments, the study hopes to identify which medicine better improves symptoms in very young children, potentially expanding safe and effective options for this age group. The trial is currently recruiting in the United States and aims to enroll 370 children.

Evaluation of SPN-812 (Viloxazine Extended-release Capsule) in Preschool-age Children With ADHD

This Phase 4 study is testing SPN-812, a new medication, in preschool children aged 4 to 5 with ADHD. If proven safe and effective, SPN-812 could become a valuable treatment specifically designed for young children, offering families and caregivers another way to manage ADHD symptoms early on. The trial plans to enroll 286 participants and is recruiting across the United States.

Study of Aripiprazole in the Treatment of Serious Behavioral Problems in Children and Adolescents With Autistic Disorder (AD)

In this Phase 3 trial, researchers examined the safety and tolerability of aripiprazole for children and adolescents with autism who experience serious behavioral issues. The study involved 330 participants and provides important long-term safety information for this medication, which may help reduce challenging behaviors in young people with autism. Results from the trial are now available.

Suramin for the Treatment of Autism Trial: KZ101 in a Male Pediatric Population With Autism Spectrum Disorder (ASD)

This Phase 2 trial is exploring the use of suramin (KZ101) in boys aged 5 to 14 with autism spectrum disorder. Suramin represents a novel approach that might improve social and behavioral symptoms in children with autism. The trial is actively recruiting in the United States and aims to enroll about 45 participants.

Hand in Hand: Feasibility of a Compassion-Focused App to Support Parents of Children With Mental Health Problems

This study is testing a four-week, self-guided compassion-focused app designed to help parents of children and adolescents with mental health challenges. The goal is to reduce parental burnout and emotional distress by providing accessible digital support, which could improve the overall well-being of families. The trial is recruiting in Denmark and plans to enroll 400 participants.

This week showed important research activity in treatments for young children with ADHD and new approaches to supporting families affected by autism and mental health challenges. The focus on early childhood interventions and family-centered support highlights ongoing efforts to improve quality of life for patients and caregivers. As these studies progress, they may broaden the available options and resources for managing mental health conditions in young populations.

TrialsAlert subscribers received the full impact-classified briefing and doctor-ready report this week. Get weekly briefings at trialsalert.com.