Phase 3 Efficacy and Safety Study in Adults With ADHD Using CTx-1301.
Public ClinicalTrials.gov record NCT05631626. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 3, Dose-Optimized, Randomized, Double-Blind, Placebo-Controlled, Single-Center, Parallel Efficacy and Safety Laboratory Classroom Study in Adults With Attention-Deficit/Hyperactivity Disorder (ADHD) Using CTx-1301 (Dexmethylphenidate)
Study identification
- NCT ID
- NCT05631626
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Cingulate Therapeutics
- Industry
- Enrollment
- 21 participants
Conditions and interventions
Conditions
Interventions
- CTx-1301 - Dexmethylphenidate 25mg Drug
- CTx-1301 - Dexmethylphenidate 37.5mg Drug
- CTx-1301 - Dexmethylphenidate 50mg Drug
- Placebo Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 55 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Dec 28, 2022
- Primary completion
- Jun 12, 2023
- Completion
- Jun 12, 2023
- Last update posted
- Aug 13, 2025
2022 – 2023
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Clinical Research of Southern Nevada, LLC | Las Vegas | Nevada | 89128 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05631626, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 13, 2025 · Synced May 16, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05631626 live on ClinicalTrials.gov.