0.3~0.4cm intestinal polyps are generally not serious if they are benign lesions, and more serious if they are malignant. 1. Benign lesions: intestinal polyps are mostly benign lesions, the chance of malignancy is low, and 0.3~0.4cm intestinal polyps are smaller, intestinal polyps grow more slowly, and generally do not affect gastrointestinal function. When the colonoscopy found, generally choose enteroscopic resection, belongs to the extremely minimally invasive small surgery, postoperative malignant changes, recurrence chances are also lower, the damage caused to the patient is also relatively small, so it is not serious. 2. Malignant lesions: intestinal polyps also have the possibility of malignancy, when the pathological biopsy suggests that the polyp is malignant lesions, belong to the more serious. In addition, no effective drugs or prescriptions for intestinal polyps have been found. For patients with intestinal polyps, it is not recommended to carry out the treatment of drugs or other remedies, so as to reduce the damage caused by such drugs and remedies to the gastrointestinal tract and to prevent malignant changes of intestinal polyps.