- Intolerance of anti-malarial therapy or ≥ 3 months of anti-malarial therapy with residual disease activity as defined by: at least 2 areas with at least level 2 erythema or 3 areas with at least level 1 erythema using cutaneous lupus erythematosus disease area and severity index (CLASI). The total CLASI activity must be ≥ 10;