“Dispatched” means the label was printed. That is the entire meaning of the word.

Ask for the longer appointment slot. Ten minutes is not enough for a complex history and pretending otherwise wastes both your time.

You are not imagining it and you are not being difficult. Document it and take the document in.

Bring a list. Embarrassment makes everyone forget things, including you. Same for me with a blue capsule with pellets, unfortunately.