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Naratriptan

那拉曲坦

Mechanism of action:

Naratriptan 是一種 5-HT₁B/5-HT₁D 受體促效劑(selective 5-HT₁B/1D agonist)。Naratriptan 能活化血管平滑肌上的 5-HT₁B 受體,使血管收縮,比如顱內、硬腦膜血管的收縮。Naratriptan 也能活化三叉神經末梢上的 5-HT₁D 受體,減少抑鈣素基因相關肽(calcitonin gene-related peptide)、P 物質(substance P)、神經激肽A(neurokinin A)的釋放,降低神經性發炎與血管擴張。

​Reference(s):

1. Massiou H et al. (2001). Naratriptan. Curr Med Res Opin. 


2. Lambert GA et al. (2005). Preclinical neuropharmacology of naratriptan. CNS Drug Rev. 


3. Villalon CM et al. (2003). Migraine: pathophysiology, pharmacology, treatment and future trends. Curr Vasc Pharmacol.

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