Can a simple drug cut blood loss during knee replacement?
NCT ID NCT07174895
First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time
Summary
This study looked at whether giving tranexamic acid (a drug that helps blood clot) during knee replacement surgery reduces blood loss, and if a surgical drain is still needed. 192 patients with knee osteoarthritis were split into three groups: one got the drug plus a drain, one got the drug only, and one got a drain only. The goal was to see which approach leads to less bleeding and fewer transfusions.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- tranexamic acid
- What this could lead to
- If successful, this could help surgeons reduce blood loss and transfusion needs during knee replacement, improving recovery.
- What could go wrong
- This is a small, completed study from a single region, so results may not apply broadly. Tranexamic acid can rarely cause blood clots.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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192 people
The number who actually took part.
- Started
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Aug 2021
- Finished
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Apr 2025
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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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50 to 90 years
- Sex
-
Anyone
- Healthy volunteers
-
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: * Patients with degenerative knee arthritis * Scheduled for unilateral total knee arthroplasty Exclusion Criteria: * Rheumatoid arthritis * Cardiovascular diseases (e.g., angina, myocardial infarction, arrhythmia, cerebrovascular events) * Coagulation disorders or thromboembolic disorders * Severe infections * Other serious health issues
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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
-
Faculity of Medicine
Idlib, Syria
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Other studies related to the condition(s) this trial covers.
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