Gene test could personalize MS drug dosing

NCT ID NCT04410965

First seen Jun 26, 2026 ยท Last updated Jun 26, 2026

Summary

This study looked at how a common gene mutation (ABCG2) affects the levels and side effects of the MS drug teriflunomide in 82 Chinese patients. Participants took teriflunomide 14 mg daily for 24 weeks. The goal was to see if the mutation changes drug exposure and safety, which could help tailor treatment.

What this could mean

Our plain-language read of the trial. This is informational only โ€” not medical advice or a prediction.

Active substance
teriflunomide
What this could lead to
If successful, this could help doctors personalize teriflunomide dosing for Chinese MS patients based on their genetics, potentially improving safety.
What could go wrong
This is a small, completed Phase 4 study focused on genetic effects, not a new treatment. The results may not apply to other populations or change current practice.

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

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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

  • Investigational Site Number

    China, China

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