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NCT06636825 · ClinicalTrials.gov registry record · NA
Influence of Caffeine on Psychomotor Vigilance and Carbon Dioxide Tolerance During Graded Hypercapnia
A NA study, sponsored by United States Army Research Institute of Environmental Medicine.
- Completed
- Registry status
- NA
- Development phase
- 29
- Enrollment target
NCT06636825: Completed NA study, sponsored by United States Army Research Institute of Environmental Medicine.
NCT06636825 is a NA study that has completed, run by United States Army Research Institute of Environmental Medicine. The registered enrollment target is 29 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (98% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT06636825, a NA study, has completed, sponsored by United States Army Research Institute of Environmental Medicine.
- COMPLETED
- Registry status
- NA
- Development phase
- 29 participants
- Enrollment target
Study Summary
The aim of this randomized, double-blind, placebo-controlled crossover trial is to determine the effects of caffeine vs. placebo on psychomotor vigilance and carbon dioxide tolerance during graded hypercapnia.
Primary Outcome
End-tidal CO2 (mmHg)
Interventions
- DRUG Placebo
- DRUG Caffeine
- OTHER Graded hypercapnia
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 29 participants |
| Start Date | 2023-11-09 |
| Est. Completion | 2024-09-17 |
| Phase | NA |
What the finished NCT06636825 record still lists
NCT06636825 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 29 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (98% lower).
The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.
NCT06636825 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT06636825 about?
NCT06636825 is a clinical study titled "Influence of Caffeine on Psychomotor Vigilance and Carbon Dioxide Tolerance During Graded Hypercapnia". The aim of this randomized, double-blind, placebo-controlled crossover trial is to determine the effects of caffeine vs. placebo on psychomotor vigilance and carbon dioxide tolerance during graded hypercapnia.
What is the current status of trial NCT06636825?
This trial is currently completed. It is a NA study. The enrollment target is 29 participants. The study started on 2023-11-09. Estimated completion is 2024-09-17.
What interventions are being tested in trial NCT06636825?
The interventions under investigation include: Placebo (DRUG), Caffeine (DRUG), Graded hypercapnia (OTHER).
Who is sponsoring clinical trial NCT06636825?
This trial is sponsored by United States Army Research Institute of Environmental Medicine, which has 59 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT06636825's enrollment target sits among peer trials
29 1702nd of 2000 higher than 297 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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