Condition
Post Operative Delirium clinical trials and research
As of November 12, 2026, Find a Trial lists 5 Post Operative Delirium clinical trials that are recruiting, at sites in 3 countries (most in China (2), United States (2), Canada (1)). By phase: Phase 4 (2). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 5Clinical trials
- 3Countries
Newest Post Operative Delirium clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Effects of Transcutaneous Vagal Nerve Stimulation on Return to Consciousness After Surgery | — | Chicago, Illinois | Recruiting | May 28, 2026 |
| Does daily activity and exercise-induced irisin influence brain function and postoperative delirium in older adults? | — | Beijing, Beijing Municipality | Recruiting | Feb 20, 2026 |
| Using intravenous acetaminophen to prevent delirium after heart surgery | Phase 4 | Vancouver, British Columbia and 7 other locations | Recruiting | Sep 25, 2024 |
| Comparing intravenous and inhalational anesthesia in older adults | Phase 4 | Portland, Oregon | Recruiting | Sep 13, 2023 |
| Huperzine A Injection to reduce postoperative delirium in elderly patients after non-cardiac surgery | — | Wenzhou, Zhejiang | Recruiting | Feb 16, 2022 |
All recruiting trials (5)
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Effects of Transcutaneous Vagal Nerve Stimulation on Return to Consciousness After Surgery
This study tests whether noninvasive tcVNS can help people wake up faster after surgery and reduce delirium and depression in the recovery period.
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Does daily activity and exercise-induced irisin influence brain function and postoperative delirium in older adults?
This study tests whether exercise-related irisin levels are linked to postoperative delirium in adults 65 and older undergoing non-cardiovascular surgery with spinal anesthesia.
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Using intravenous acetaminophen to prevent delirium after heart surgery
This study is testing if giving acetaminophen through an IV can help prevent delirium in adults after heart surgery compared to taking it by mouth.
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Comparing intravenous and inhalational anesthesia in older adults
This study is testing whether using intravenous anesthesia instead of inhalational anesthesia can help older adults have better recovery outcomes after non-cardiac surgery.
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Huperzine A Injection to reduce postoperative delirium in elderly patients after non-cardiac surgery
This study is testing if an injection of Huperzine A can help older patients, aged 75 and up, avoid confusion and delirium after non-heart surgery.
Related topics
Quick answers
How many Post Operative Delirium clinical trials are recruiting right now?
5, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 3 countries. The most sites are in China (2 trials), United States (2 trials), Canada (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 4: 2. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.