Relapsing Fever, also known as novy febris recurrens, is related to louse-borne relapsing fever and epidemic typhus, and has symptoms including recurrent fevers An important gene associated with Relapsing Fever is CFH (Complement Factor H), and among its related pathways/superpathways are Initial triggering of complement and Complement cascade. The drugs Doxycycline and Immunoglobulin G have been mentioned in the context of this disorder. Affiliated tissues include kidney and brain, and related phenotypes are fever and thrombocytopenia