TNF and autoimmune disease: Case reports of individuals with exacerbated autoimmune disease (Crohn's and ulcerative colitis) and concurrent COVID-19 treated with infliximab (anti-TNF drug) showed a good clinical and laboratory response.40  41 Case series of patients on anti-TNF drugs as etanercept, golimumab and adalimumab42, 43, 44 showed a favourable evolution of COVID-19.