Polyethylene Glycol 4000 Bulk is not recommended for long-term use. Polyethylene Glycol 4000 Bulk is an osmotic laxative that can play a role in increasing the water content of feces and softening feces, promoting defecation, etc. It can be used for the treatment of constipation and intestinal enemas, preoperative preparation. It is contraindicated for those who are allergic to any of the components of this drug, such as polyethylene glycol and sorbitol. Long-term use of polyethylene glycol 4000 bulk for constipation may cause a decrease in intestinal peristalsis, resulting in gastrointestinal dysfunction, so it is not recommended to take the drug for a long period of time, an overdose of this drug can cause diarrhea, but also skin rashes, hives and other allergic reactions. Patients who need to use polyethylene glycol 4000 bulk treatment should be under the guidance of a doctor to use the drug, not to take on their own.