Once opened the nasal spray bottle must be kept at room temperature; it should be kept in the upright position and used for a maximum of 4 weeks.

喷雾剂瓶一旦开启，就应于室温下保存、药瓶应直立存放，使用时间最多为4周。

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Items which must be kept in upright position, on 2 sides label "This Side Up".

对于必须正面放置的物品，“此面朝上”的标签应在两面显示。

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Bottles should also be kept sideways rather than upright, in a dark place that's free of excessive vibration.

WSJ: Storing Wine: Cellar, Wine Refrigerator��or Garage?