Small bowel obstruction injection without pain may be the condition is improved, if the elimination of spasm of the drug, such as scopolamine, etc., may also be a temporary relief of small bowel spasm, does not represent the relief of the condition. 1. Improvement: the degree of small bowel obstruction is not serious, abdominal X-ray examination found that fecal blockage or small bowel slight mechanical obstruction, after the use of drugs may eliminate the cause of obstruction, so that the small bowel can be opened, this time the condition is improved. 2. No improvement: if the patient’s abdomen persistent colic, may be strangulated intestinal obstruction or even caused by small intestinal blood flow disorders, when given scopolamine and other antispasmodic drugs can temporarily relieve the symptoms of small intestinal spasm, but can not be sure whether the condition is improved, the specific circumstances also need to be determined by abdominal X-ray and CT and other imaging tests. Therefore, when the patient occurs intestinal obstruction, it is necessary to go to the regular hospital for systematic examination in a timely manner, and can not find some relief to stop treatment, so as not to lead to aggravation of the condition and miss the best time for treatment.