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Biotechnology: Pharmaceutical Preparations
Clinical TrialJul 16, 2026, 08:01 AM

Grifols Initiates Two Phase 3 Trials for Ig Therapies

AI Summary

Grifols announced the dosing of the first patients in two separate Phase 3 clinical trials, SIGMA and XPERT. These trials aim to expand the U.S. labels for its key immunoglobulin therapies, GAMUNEX-C and XEMBIFY. The SIGMA trial will evaluate GAMUNEX-C for secondary immunodeficiency, while the XPERT trial will assess XEMBIFY's non-inferiority to GAMUNEX-C for Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP), potentially offering more treatment options for patients.

Key Highlights

  • Grifols initiated two Phase 3 trials for GAMUNEX-C and XEMBIFY.
  • SIGMA trial evaluates GAMUNEX-C for secondary immunodeficiency (SID).
  • XPERT trial compares XEMBIFY to GAMUNEX-C for CIDP treatment.
  • Trials aim to expand U.S. labels for both immunoglobulin therapies.
  • SIGMA trial includes 50 participants with B-cell CLL, MM, or NHL.
  • XPERT trial involves approximately 40 CIDP patients across 20 sites.
  • XEMBIFY sales grew nearly 60% year over year in 2025.