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TREMFYA® (guselkumab) demonstrated sustained clinical and endoscopic remission through 3 years in moderately to severely active Crohn's disease

$JNJPress releaseOct 12, 2026, 4:05 PM ETRead the release

Johnson & Johnson announced three-year (Week 144) long-term extension data from the Phase 3 GALAXI 2 and 3 studies showing TREMFYA (guselkumab) sustained clinical remission in up to 94% of adults with moderately to severely active Crohn's disease. Endoscopic remission was achieved by 52-61% of patients depending on dosing regimen, and 88% achieved 90-day corticosteroid-free clinical remission, with 74% of patients remaining on treatment through three years and a safety profile consistent with prior data.

Key figures

Drug Name
TREMFYA (guselkumab)
Phase Of Trial
Phase 3
Study week
144
Trial names
["GALAXI 2","GALAXI 3"]
Retention through 3 years
74%
Clinical remission 100mg q8w
94%
Clinical remission 200mg q4w
91%
Corticosteroid free remission
88%
Endoscopic remission 100mg q8w
52%
Endoscopic remission 200mg q4w
61%

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