Written confirmation email after every phone call. Cheapest insurance there is.

Following this because I am in the same place and have no idea what to ask at the appointment. Same for me with metamizole, unfortunately.

Photograph everything before you open it. Ten seconds, settles most disputes. How long have you been on Turkey?

Test one thing at a time. It feels slower and it is the only way to learn anything.

You are not imagining it and you are not being difficult. Document it and take the document in. Six weeks in on erythromycin and it lines up.

Do you contact the customs office or the carrier first?

You have two changes at once here. You cannot attribute anything until one of them moves. Not on minocycline but the pattern is familiar.