Omalizumab use during pregnancy for chronic spontaneous urticaria (CSU): report of two cases.

The article presents case studies involving chronic spontaneous urticaria (CSU). It mentions that first patient, which developed severe exacerbations, received treatment with short courses of oral corticosteroid. It mentions that second patient developed a sudden worsening during pregnancy despite treatment with omalizumab. It reveals that two cases were reported to the official pharmacosurveillance system.