Simponi Pediatric Approval: FDA Grants First Pediatric Indication for Ulcerative Colitis Treatment

By HEOR Staff Writer

October 9, 2025

The U.S. Food and Drug Administration has granted Simponi pediatric approval for Johnson & Johnson’s Simponi (golimumab), which is intended for children with moderately to severely active ulcerative colitis who weigh at least 15 kg. This historic approval is backed by data from the PURSUIT program, where a Phase 3 study showed that 32% of patients achieved clinical remission at Week 6, and furthermore, 57% maintained that remission through Week 54, making Simponi the only approved therapy offering a monthly maintenance dose for these pediatric patients.

Key Insights

Clinical trial results illustrated substantial efficacy, as at Week 6, 32% of participants achieved clinical remission, 58% demonstrated a clinical response, and 40% experienced endoscopic improvement, which underscores Simponi’s effectiveness in tackling various aspects of disease activity. Moreover, 57% maintained remission through Week 54, indicating durable therapeutic benefits that significantly address the needs of a vulnerable demographic, where approximately 10-20% of these patients may require surgery due to insufficient response to conventional therapies. The new monthly subcutaneous dosing represents a notable advancement, as it enhances treatment convenience, adherence, and quality of life for young patients.

Pediatric ulcerative colitis presents unique challenges, with roughly 20% of affected children needing a colectomy in their childhood. Current treatment follows a step-up strategy that begins with 5-aminosalicylates for mild to moderate cases, then progresses to corticosteroids and immunomodulators, while biologics are reserved for severe or refractory diseases. The existing guidelines recognize significant unmet needs, emphasizing that the timeline for starting biologics does not correlate with colectomy risk, unlike in Crohn’s disease, which prompts the need for diverse biologic options to accommodate individual patient responses and tolerability.

Implications

The Simponi pediatric approval broadens therapeutic options and could transform treatment protocols, while also informing health economic assessments that will review the cost-effectiveness of once-monthly dosing. The availability of a monthly biologic could improve treatment adherence, leading to better long-term outcomes and potentially decreasing healthcare use during disease flares. In the market, this approval marks a strategic expansion for Simponi into a previously underserved pediatric population, bolstering Johnson & Johnson’s competitive stance in the IBD market and giving physicians more flexibility to customize therapies for their patients.

For additional insights, refer to Johnson & Johnson’s press release.

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