Macrogol, also known as polyethylene glycol (PEG), is an osmotic laxative used for the treatment of constipation and faecal impaction.

Bisacodyl is a stimulant laxative used for the short-term treatment of constipation and for bowel preparation before clinical procedures.

Senna is a stimulant laxative used to treat constipation and clear the bowel before medical procedures. It stimulates the bowel muscles to induce a bowel movement.

Lactulose is an osmotic laxative used to treat chronic constipation and hepatic encephalopathy. It works by drawing water into the bowel to soften stools.