Phase 3 Efficacy and Safety Laboratory Classroom Study in Pediatrics (6-12) With ADHD Using CTx-1301

NCT05924594 · Status: SUSPENDED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 45

Last updated 2026-05-05

No results posted yet for this study

Summary

The goal of this clinical trial is to evaluate the efficacy and safety of CTx-1301 in children (6-12) with ADHD in a laboratory classroom setting.

Conditions

  • ADHD
  • ADHD - Combined Type
  • Attention Deficit Hyper Activity
  • Attention Deficit Hyperactivity Disorder
  • Attention Deficit Disorder With Hyperactivity
  • Attention Deficit Hyperactivity Disorder Combined
  • Attention-deficit Hyperactivity

Interventions

DRUG

CTx-1301 - Dexmethylphenidate 6.25mg

All subjects will be titrated to their optimal dose during the dose-optimization phase. Possible doses are 6.25mg, 12.5mg, 18.75mg, 25.0mg, 31.25mg, or 37.5mg of CTx-1301.

DRUG

CTx-1301 - Dexmethylphenidate 12.5mg

All subjects will be titrated to their optimal dose during the dose-optimization phase. Possible doses are 6.25mg, 12.5mg, 18.75mg, 25.0mg, 31.25mg, or 37.5mg of CTx-1301.

DRUG

CTx-1301 - Dexmethylphenidate 18.75mg

All subjects will be titrated to their optimal dose during the dose-optimization phase. Possible doses are 6.25mg, 12.5mg, 18.75mg, 25.0mg, 31.25mg, or 37.5mg of CTx-1301.

DRUG

CTx-1301 - Dexmethylphenidate 25.0mg

All subjects will be titrated to their optimal dose during the dose-optimization phase. Possible doses are 6.25mg, 12.5mg, 18.75mg, 25.0mg, 31.25mg, or 37.5mg of CTx-1301.

DRUG

CTx-1301 - Dexmethylphenidate 31.25mg

All subjects will be titrated to their optimal dose during the dose-optimization phase. Possible doses are 6.25mg, 12.5mg, 18.75mg, 25.0mg, 31.25mg, or 37.5mg of CTx-1301.

DRUG

CTx-1301 - Dexmethylphenidate 37.5mg

All subjects will be titrated to their optimal dose during the dose-optimization phase. Possible doses are 6.25mg, 12.5mg, 18.75mg, 25.0mg, 31.25mg, or 37.5mg of CTx-1301.

DRUG

Placebo

Subjects will be randomized (1:1) to their optimal dose or placebo in the 7-day, double-blind, randomized phase.

Sponsors & Collaborators

  • Cingulate Therapeutics

    lead INDUSTRY

Principal Investigators

  • Matt Brams, MD · Cingulate

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Model
PARALLEL

Eligibility

Min Age
6 Years
Max Age
12 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2023-07-31
Primary Completion
2027-02-28
Completion
2027-02-28
FDA Drug
Yes

Countries

  • United States

Study Locations

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Entities

Drugs

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05924594 on ClinicalTrials.gov