I would stop trying to convey how bad it is and start saying what you want them to do.

Reference ranges differ between labs, so comparing two reports is close to meaningless.

This is the correct amount of effort for a thread like this.

Half of what people describe as tolerance is a change in the underlying condition, and the two need different answers.

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

Careful with attribution. You changed the timing, the dose and the season. That is three variables.

Reference ranges differ between labs, so comparing two reports is close to meaningless.

Correct, and also rude.

Same shape here, different drug. The thing that helped was documenting the refusal rather than re-arguing it. They refer rather than write.