Yes, Rezurock (belumosudil) can help reduce GVHD damage! It works by blocking specific inflammatory pathways that cause GVHD symptoms. In clinical trials, about 75% of patients saw improvement in their symptoms within 6 months. While it may not completely stop GVHD, it can significantly improve quality of life. Always take it exactly as prescribed and keep regular check-ups with your doctor to monitor progress.