“…Eighteen of these patients, including our patient had previous exposure to ceftriaxone. 4,6,7,[16][17][18][19][20][21][22][23]25,[28][29][30][31] There was no information reported in the remaining 5 patients. 3,5,24,26,27 It is unclear whether the underlying disease processes contribute to the development of anticeftriaxone antibodies and hemolysis, or if repeated exposure to the drug is important, or both.…”