Primary outcome is the percentage of patients with primary non- response to treatment with cyclosporin. Defined as fail to achieve EASI-75 (a 75% improvement in EASI score) at week 16 of follow-up. A 12-month recruitment period is planned and about of 100 patients with moderate-severe atopic dermatitis will be recruited. The study is divided into two cohorts. All patients diagnosed with moderate-severe atopic dermatitis who are going to receive treatment with cyclosporin in the Dermatology Service of La Paz University Hospital and associated Specialty Centers are selected in cohort 1. Patients will receive the starting dose used in routine clinical practice. All patients diagnosed with moderate-severe atopic dermatitis who are receiving or have received cyclosporin therapy in the Dermatology Service of La Paz University Hospital and associated Specialty Centers are selected in cohort 2.
This is a low-intervention phase IV trial. The main objective is to optimize the treatment of patients with moderate-severe atopic dermatitis who require systemic treatment.