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.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for ANTICOAGULANTS AND BLEEDING DISORDERS are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

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

  • CLINICAL SITE Klinik am See, Rehabilitation Clinic for Cardiovascular Diseases, Ruedersdorf/Berlin.

    Rüdersdorf, Germany

More trials for these conditions

Other studies related to the condition(s) this trial covers.