Tag: 丙烯醛

醫生開的抗偏頭痛藥,藥理機制的啟動,原理在於將腦血管收縮。那會增加缺氧中風的風險,並非上策。(Shutterstock)

減輕偏頭痛

二手煙的煙霧中有丙烯醛,吸進鼻子有可能會滲透鼻黏膜,進入下丘腦;再而刺激神經細胞,製造出一個叫CGRP的小蛋白質;後者被送到神經觸鬚之尖端,分泌到腦血管外周,可令腦血管舒張,引發偏頭痛。

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