The test was repeated in a sheep model that measured the effect on mucociliary clearance, where it was found that the agent enhanced mucous clearance for 4 hours after drug administration.

• 研究者在绵羊进行这项实验，测量黏膜纤毛清除力的效果，发现在给药后4小时，该制剂可以促进黏液清除。