“…Although the mechanism of action of dapsone is not completely understood, it is thought to inhibit the activity of lysosomal enzymes, impede chemotaxis of neutrophils and eosinophils, and suppress inflammatory cytokines in the skin (62). The results of oral dapsone therapy vary (8,9,11,23,24,30,37,44,45,50,53,55,56,61). Common side-effects mentioned in the summary of product characteristics (SPC) include nausea and loss of appetite.…”