Other SLE-related medications received previously to belimumab included rituximab (n = 12, 12.9%) and cyclophosphamide (n = 11, 11.8%) followed by anti-TNF (n = 3, 3.2%), thalidomide (n = 2, 2.1%), efalizumab (n = 1, 1.08%), abatacept (n = 2, 2.1%), etanercept (n = 1, 1.08%), and adalimumab (n = 1, 1.08%). This evidence concerns the gene TNF and systemic lupus erythematosus.