Shot in the arm vs. IV: can a simple injection curb bleeding in hip surgery?
NCT ID NCT07817537
First seen Sep 14, 2026 · Last updated Sep 15, 2026 · Updated 1 time
Summary
Researchers are testing whether tranexamic acid given as a shot into the muscle works as well as the standard intravenous drip to reduce blood loss during total hip replacement. The trial enrolls 128 adults scheduled for elective hip replacement. Participants receive either an intramuscular injection or an intravenous dose before surgery. The main measure is the change in hemoglobin, a protein in red blood cells that carries oxygen, which indicates how much blood is lost.
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, a drug that helps blood clot and reduces bleeding
- What this could lead to
- If intramuscular tranexamic acid works as well as the intravenous form, it could offer a simpler way to control bleeding during hip replacement, especially where IV access is limited.
- What could go wrong
- This is an early-phase trial with 128 participants, so results may not apply to everyone. Tranexamic acid can raise the risk of blood clots, and the trial excludes people with a history of clotting problems.
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
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Early phase 1
The earliest testing in people: a first look at safety, in a very small group.
- Participants
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About 128 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2026
- Expected to finish
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Mar 2027
An estimate. End dates often move.
- Lead sponsor
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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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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Adult patients aged 18 years and older. 2. Scheduled to undergo elective primary total hip arthroplasty. 3. Able to provide informed consent. Exclusion Criteria: * 1\. History of renal failure or kidney transplant. 2. History of an arterial thromboembolic event (such as myocardial infarction or stroke) within the past year. 3\. Placement of an arterial stent within the past year. 4. History of deep venous thrombosis (DVT) or pulmonary embolism (PE). 5. Known contraindications to tranexamic acid. 6. Pregnancy or breastfeeding. 7. Refusal to participate or refusal to consent to receive blood products.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Alexandria university main hospitals
RECRUITINGAlexandria, Egypt