Simple drug may stop Post-Surgery brain fog in High-Risk patients
NCT ID NCT05470816
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether giving tranexamic acid before major gastrointestinal surgery can lower the chance of delirium (sudden confusion) after the operation. Delirium is common in older or sicker patients and may be caused by inflammation harming the brain. The trial includes 826 adults with two or more risk factors, such as age 70+ or diabetes, and compares the drug to a placebo. The goal is to see if this simple, safe medication can protect brain function and improve recovery.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
-
About 826 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2022
- Expected to finish
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Aug 2026
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 100 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion criteria * Adult patients scheduled for elective gastrointestinal (oesophageal, gastric, hepatobiliary, colorectal) surgery * with 2 or more risk factors for complications: * age ≥70 years, * American Society of Anesthesiologists (ASA) physical status 3 or 4, * heart failure, diabetes, * chronic respiratory disease, * obesity (BMI ≥30 kg/m2), * vascular disease, * preoperative haemoglobin \<100 g/L, * renal impairment (se. creatinine ≥150 micromol/L), or low albumin (\<30 g/L). * Written informed consent will be obtained. Exclusion criteria * Poor spoken and/or written language comprehension, * laparoscopic and other minor (eg. closure of stoma) surgery, * pre-existing infection/sepsis, * history of spontaneous pulmonary embolism or arterial thrombosis, * current arterial or venous thrombosis, * familial thrombophilia (e.g. Lupus anticoagulant, protein C deficiency, factor V Leiden), * contraindication to TxA.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Alfred Health
Melbourne, Victoria, 3181, Australia
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