Methimazole Associated Neutropenia in a Preterm Neonate Treated for Hyperthyroidism

Figure 2

The absolute neutrophil count (ANC) is shown. Neutropenia was noted after 20 days of methimazole use (DOL 30). Iodine, methimazole, beta-blocker, and levothyroxine are shown as bars at the end of the graph. The triangle at the end of methimazole bar represents the time it was tapered.