Interdose restlessness is distinct from the original symptom and worth naming separately.

Cold storage, light protection, date on the vial. Boring, removes half the variables.

The sticker on the box is just so you know they were in there. It is the letter that matters.

Ten percent cuts, of the current dose not the original. That is the arithmetic that keeps it survivable.

Three month limits are cumulative across parcels in more places than people realise.