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NCT07189442 · ClinicalTrials.gov registry record · NA
L-theanine and Paraxanthine for Cognitive Improvement in Adults With ADHD and ASD
A NA study of Autism Spectrum Disorder (ASD) and Attention Deficit Hyperactivity Disorder (ADHD), sponsored by Texas Tech University Health Sciences Center.
- Recruiting
- Registry status
- NA
- Development phase
- 24
- Enrollment target
- 1
- Study location
NCT07189442 is a NA study of Autism Spectrum Disorder (ASD) and Attention Deficit Hyperactivity Disorder (ADHD) that is actively recruiting participants, run by Texas Tech University Health Sciences Center. The registered enrollment target is 24 participants, below the 101-participant average among 16 other Autism Spectrum Disorder (ASD) trials with a reported enrollment target (76% lower). The trial reports 1 study location across 1 state.
The verdict
NCT07189442, a NA study of Autism Spectrum Disorder (ASD) and Attention Deficit Hyperactivity Disorder (ADHD), is actively recruiting participants, sponsored by Texas Tech University Health Sciences Center.
- RECRUITING
- Registry status
- NA
- Development phase
- 24 participants
- Enrollment target
- 1
- Study location
Study Summary
This pilot study will test whether combining L-theanine and paraxanthine improves sustained attention, inhibitory control, and overall cognition in adults with ADHD and ASD. Two parallel randomized, single-blinded, repeated-measures crossover trials will be conducted. Participants will complete neuropsychological testing, fMRI scanning, and self-report measures following administration of the L-theanine-paraxanthine combination compared to placebo.
Conditions Studied
Interventions
- DIETARY_SUPPLEMENT Placebo
- DIETARY_SUPPLEMENT L-theanine and paraxanthine
Study Locations (1)
Texas
- Texas Tech University - Lubbock
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 24 participants |
| Start Date | 2025-10-01 |
| Est. Completion | 2026-06-01 |
| Phase | NA |
Interested in This Trial?
Full Details on ClinicalTrials.gov ↗What the Registry Record Tells You About NCT07189442
The ClinicalTrials.gov registry entry for NCT07189442 describes a study currently listed as recruiting, categorized as NA. The registered enrollment target is 24 participants, a figure that helps gauge the scale of data the investigators plan to collect, below the 101-participant average among 16 other Autism Spectrum Disorder (ASD) trials with a reported enrollment target (76% lower). The listed sponsor is Texas Tech University Health Sciences Center, which has 76 total studies on file at ClinicalTrials.gov.
The record links to 2 conditions, with Autism Spectrum Disorder (ASD) appearing as the primary indexed condition, and to 2 interventions - of which Placebo is the first listed.
NCT07189442 reports 1 study location spanning 1 distinct geographic area - top geographies include Texas.
Frequently Asked Questions
What is clinical trial NCT07189442 about?
NCT07189442 is a clinical study titled "L-theanine and Paraxanthine for Cognitive Improvement in Adults With ADHD and ASD". This pilot study will test whether combining L-theanine and paraxanthine improves sustained attention, inhibitory control, and overall cognition in adults with ADHD and ASD. Two parallel randomized, single-blinded, repeated-measures crossover trials will be conducted. Participants will complete neur...
What is the current status of trial NCT07189442?
This trial is currently recruiting. It is a NA study. The enrollment target is 24 participants. The study started on 2025-10-01. Estimated completion is 2026-06-01.
What conditions does trial NCT07189442 study?
This clinical trial studies the following conditions: Autism Spectrum Disorder (ASD), Attention Deficit Hyperactivity Disorder (ADHD).
What interventions are being tested in trial NCT07189442?
The interventions under investigation include: Placebo (DIETARY_SUPPLEMENT), L-theanine and paraxanthine (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT07189442?
This trial is sponsored by Texas Tech University Health Sciences Center, which has 76 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT07189442 being conducted?
This trial has 1 study location across Texas. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
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Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page mirrors this trial's own ClinicalTrials.gov registry record, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.