Okay, I've been given this image as inspiration for the
picfor1000 challenge.

I'm researching the drugs and their uses, but what are the yellow boxes themselves? And is there any actual situation that would call for using all of these?
Many thanks in advance

I'm researching the drugs and their uses, but what are the yellow boxes themselves? And is there any actual situation that would call for using all of these?
Many thanks in advance
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