How long is the shelf life of cephalexin?

Store at 20° to 25°C (68° to 77°F); excursions permitted to 15° to 30°C (59° to 86°F)

https://www.drugs.com/pro/cephalexin.html#s-34069-5

"Depending on the manufacturer, the stock bottles will typically carry an expiration date of two to three years. However, pharmacists commonly make the expiration date on your prescription about one year — as long as that fits into the expiration time on their stock bottle."

Source: Healthline
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