Fingerprick test for blood thinners put to the test
NCT ID NCT04074980
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested whether a fingerstick blood test (LumiraDx INR test) gives accurate results for people taking the blood thinner phenprocoumon. Researchers compared fingerstick results to standard lab tests in 102 adults. The goal is to see if this quick test can reliably monitor blood thinning levels.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If successful, this could provide a reliable, quick fingerstick test for monitoring blood thinner levels at home or in clinics.
- What could go wrong
- This is a small, completed accuracy study, not a treatment trial. The test may still have errors compared to lab methods, and results may not apply to other blood thinners.
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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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CLINICAL SITE Klinik am See, Rehabilitation Clinic for Cardiovascular Diseases, Ruedersdorf/Berlin.
Rüdersdorf, Germany
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