INS and type 2 diabetes mellitus: In the United States, many people struggle financially to support their insulin needs.17–19 RHI is much less expensive than many rapid-acting insulin analogs,17,18 and trial data suggest that patients with T2D may be appropriately controlled on human insulin.17,20 Nonetheless, while rapid-acting insulin products are approved for use in insulin pumps,21,22 RHI is not approved or recommended for pump use according to manufacturers' drug labeling.22,23