“…Although the intraperitoneal injection of OK-432 is a relatively easy method that can be carried out under local anesthesia, the agent may be diluted in the large space, and there are concerns about potential complications, such as systemic fever, abdominal pain, and adhesive ileus. An average of 3.5 (1–6) injections were required for recovery, with five or more injections needed in about half of all cases [ 4 , 15 , 18 , 22 , 23 , 25 ].…”