And in the US at least, FDA requires a max expiration date or one year, despite many being shelf stable for probably decades. I know I read somewhere about mor

And in the US at least, FDA requires a max expiration date or one year, despite many being shelf stable for probably decades. I know I read somewhere about morphine pills from WW2 medkits being found to still be useful 60+ years later - like say 30-50% of stated dose.