A 26-year-old female presents with a rash on the back, elbows, buttocks and knees. The rash began acutely, associated with severe pruritis and burning sensation. Biopsy was done that shows immunofluorescence granular deposition of IgA in the papillary dermis, along the epidermal basement membrane zone and neutrophilic dermatitis within dermal papillae. So, what will be the course of management?