When a patient develops rectal congestion and edema, it is usually possible to use Liuzosulfapyridine suppositories, but the specific situation needs to be judged under the guidance of a doctor. When patients develop rectal congestion and edema, it may be caused by proctitis, ulcerative colitis and other diseases. Sulphasalazine suppositories belong to the intestinal anti-inflammatory drugs, mainly used for ulcerative colitis, non-specific chronic colitis disease treatment, patients with rectal congestion and edema generally can use sulphasalazine suppositories. Not all patients with rectal congestion and edema can be treated with salazosulfapyridine suppositories. If the patient is allergic to salicylazosulfapyridine suppositories or lactating women, pregnant women and children under 2 years of age should be prohibited from using. It is recommended that once patients have rectal congestion and edema, they should go to the hospital for further examination, and under the guidance of the doctor to clarify the cause of the disease, according to the actual situation to take the cause of the treatment.