肾上腺素一种肾上腺素的药剂，c9h 13 no2，它是一种很强的血管收缩剂，可用于麻醉过程中减轻鼻充血、扩大瞳孔和稳定血压。
An adrenergic drug, C9H13NO2, that is a powerful vasoconstrictor and is used to relieve nasal congestion, dilate the pupils, and maintain blood pressure during anesthesia.
解充血喷雾以及药片或许能够减少你鼻道的肿胀。
Decongestant sprays and pills may reduce the swelling in your nasal passages.
她也试过减充血剂，抗组胺药和类固醇鼻喷剂。
She tried decongestants, antihistamines and steroid nasal sprays.
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