Drugs that directly relax the blood vessels. These include calcium channel blockers (CCBs) and other direct dilators (relaxers) of blood vessels.
另外，有些药物可以直接缓解血管压力，如钙通道阻滞药物，和其它血管放松药物。
2
The present invention relates to improved nasal dilators that prevent the outer wall of tissue of nasal passages of a nose from drawing in during breathing.
本发明涉及一种改进的鼻扩张器，该扩张器可防止鼻子通道外壁 组织在呼吸过程中抽吸。
3
In this paper 8 cases of closure of rear nostril were reported. Its cause of formation, symptoms, examination and operative method, the choose of dilators and the dilating time were discussed briefly.