Rectal: may be given as a retention enema via a rectal balloon catheter. Mix 300mL of lactulose solution with 700mL of water or physologic saline, retain for 30–60 minutes. May repeat every 4 ...

It contains lactulose, which is a man-made sugar solution that functions by absorbing water from the body and directing it into the bowel. This action softens stools, easing their passage.