How would you approach rituximab dosing in a patient with SLE-Myositis overlap with LN Class III, now with worsening UPCR and concern for worsening ILD 4 months post induction and incomplete B-Cell depletion on recent labs?

This is a challenging and concerning situation, as the patient is declining after rituximab. Without knowing which other medications have been tried, I would prioritize medications targeting life-threatening manifestations, i.e., the LN and ILD. In that case, I would start treatment with steroids, m...

I would rather use obinutuzumab. Otherwise, rituximab dosing is every 4-6 months.