Thanks!
I have not been asked to do the medical yet.
Then, I have no idea. Sorry! Haven't you applied via express entry?! As long as I know, all express entry applicants do upfront medical exams.
Could you share some detail of your application in your Signature? (Click on your username on the top right of this page --> Signature)
This could help experts like @Mr_nobody to make some useful inputs for you.