Bring a list. Embarrassment makes everyone forget things, including you.

It gets smaller. Not easy, smaller. That distinction kept me going.

Log dose, time and sleep. Ten seconds a day and it turns the anecdote into something you can look at.

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.