Method: Ammonia water induced cough model, capillary tube method, anoxia tolerance test were used to observe the cough relieving, sputum removing, anoxia tolerance effects of Ginkgo Dew.

• 方法:采用氨水引咳法、毛细管法及耐低氧实验观察银杏露止咳、祛痰及耐低氧作用。