The propulsive function of small intestine in the large dosage group and the positive control group was no statistical significant(P>0.05).
高剂量组对小肠的促动力效应与阳性对照西沙比利组比较无显著性差异（P>0.05）。
With an injection the dosage is applied directly into the large muscle group and therefore there is less toxicity directed though the liver.
首先你可以精确的控制用药量，且肌肉注射可直接作用于肌肉组织，因此对肝脏的负担较小。
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