The medicine for constipation can be divided into many kinds, it can be western medicine, such as lactulose, polyethylene glycol, etc., it can be Chinese medicine, such as free pills, laxative, etc., and it can also be used externally with corkscrew and so on to treat constipation in a variety of ways, as follows. 1. Western medicine: for severe constipation, through the diet regulation is ineffective, you can take laxatives under the guidance of a physician, such as lactulose, polyethylene glycol, sorbitol, methylcellulose and so on. 2. Chinese medicine: the treatment of constipation can also be taken to clear heat and diarrhea (clear the body of heat and fire) medicines, such as niu huang detoxification pills, etc., or to take a professional physician formulated by the Chinese medicine to regulate. Dietary therapy is preferred for constipation. Eat more vitamin-rich vegetables, laxative fruits and drink more water in daily life to improve constipation; if medication is needed, consult a specialist in advance to avoid serious consequences.