MS drug use in late pregnancy under review: is it safe?

NCT ID NCT06053749

First seen Nov 01, 2025 · Last updated May 12, 2026 · Updated 26 times

Summary

This study checks how many women with multiple sclerosis (MS) used the drug interferon-beta during the second and third trimesters of pregnancy in Finland and Sweden. Researchers want to see if there are enough cases to study whether the drug affects pregnancy outcomes like birth defects or preterm birth. The study uses existing health records from 1996 onward and does not involve any new treatments or direct contact with participants.

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Contacts and locations

Locations

  • Many locations

    Multiple Locations, Finland

  • Many locations

    Multiple Locations, Sweden

Conditions

Explore the condition pages connected to this study.