Efficacy and safety of TNF-α inhibitors in refractory primary complex aphthosis: a patient series and overview of the literature

Otherwise healthy patients with severe recurrent mucocutaneous aphthous ulcerations (complex aphthosis) may require systemic immunomodulatory therapy. However, a subset of patients remain resistant or intolerant to recommended therapeutic agents. Recently, case reports have described that tumor necrosis factor-α (TNF-α) inhibitors may induce remission in these patients.