PT - JOURNAL ARTICLE AU - Selena R. Pasadyn AU - Daniel Knabel AU - Anthony P. Fernandez AU - Christine B. Warren TI - Cutaneous adverse effects of biologic medications AID - 10.3949/ccjm.87a.19119 DP - 2020 May 01 TA - Cleveland Clinic Journal of Medicine PG - 288--299 VI - 87 IP - 5 4099 - http://www.ccjm.org/content/87/5/288.short 4100 - http://www.ccjm.org/content/87/5/288.full SO - Cleve Clin J Med2020 May 01; 87 AB - Biologic therapies have become widely used but often cause cutaneous adverse effects. The authors discuss the cutaneous adverse effects of tumor necrosis factor (TNF) alpha inhibitors, epidermal growth factor receptor (EGFR) inhibitors, small-molecule tyrosine kinase inhibitors (TKIs), and cell surface-targeted monoclonal antibodies, including how to manage these reactions and when to refer to a dermatologist.