Pharm ???? grains converted to mg.

[nursejackie2010]

Hi, stuck on a problem (gr iiss to mg) I know how to convert grains to mg, but this one problem I'm:confused: please assist. Thanks in advance.:)

[totally_nuts]

I'm so glad we don't use grains .. ugh .. I have enough trouble sometimes remembering how many micrograms are in a gram.