“…( Yang et al, 2019 ; Zhao et al, 2019 ). Some rare cases are caused by less commonly seen drugs like albuterol ( Maggini et al, 2015 ; Shariff et al, 2017 ), taurine-containing energy drink ( Begolli Gerqari et al, 2016 ), radiotherapy for cancers ( Rouyer et al, 2018 ; Esaa et al, 2020 ), fertility treatment ( Hashimoto et al, 2019 ), vaccines ( Oda et al, 2017 ; Chahal et al, 2018 ; Flora et al, 2018 ; Su et al, 2020 ), commercial cannabinoid oil ( Yin et al, 2020 ), herbs ( Bonhomme et al, 2017 ; Lim et al, 2018 ), teriflunomide (treating multiple sclerosis) ( Gerschenfeld et al, 2015 ), methotrimeprazine ( Moubayed et al, 2017 ), diuretic drug metolazone ( Kumar et al, 2016 ), etoricoxib ( Roy et al, 2018 ), Dalbergia cochinchinensis (a tree) ( Yang et al, 2015 ), etc. Anticancer drugs like protein kinase inhibitors ribociclib ( Lopez-Gomez et al, 2019 ), palbociclib ( Karagounis et al, 2018 ), afatinib ( Doesch et al, 2016 ), and vemurafenib ( Arenbergerova et al, 2017 ), immune checkpoint inhibitors (ICIs) (including cytotoxic T lymphocyte associated antigen-4 [CTLA-4: monoclonal antibody ipilimumab ( Dika et al, 2017 )], programmed cell death protein [PD-1: monoclonal antibody nivolumab ( Nayar et al, 2016 ; Salati et al, 2018 ; Dasanu, 2019 ), pembrolizumab ( Lomax et al, 2019 )], programmed cell death ligand 1 [PD-L1: monoclonal antibody atezolizumab ( Chirasuthat and Chayavichitsilp, 2018 )], and CC chemokine receptor 4 targeting antibody mogamulizumab ( Tanba et al, 2016 ) are also reported to cause SJS/TEN.…”