使用抗组织胺不是治疗过敏性鼻炎的方法是因为它并不能完全阻止过敏性反应。

Antihistamines are not cures for allergic rhinitis because they do not stop the allergic reaction.

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口服食物激发试验即受试者在密切的医疗监督下，咽下之前禁食的过敏性食物，然后是两个多小时的过敏反应观察。

under close medical supervision and is then observed for an allergic reaction over two hours.

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过敏性皮肤反应，例如风疹块。

Allergic skin reaction such as urticaria.

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过敏性皮肤反应，例如风疹块。

Allergic skin reaction such as urticaria.

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