a bad situation, i dont know anything about Canadian health system , if you seek another doctor it will be great before depression ruin your life
did you check thyroid level because your are sleepy, i know a doctor recomant this to his depression patient when he told trouble staying awake.

if you cant meet another doctor you can search some good book and videos about depression cuting methods and CBT Cognitive behavioral therapy ideas
learning about depression, treatment method help us a lot

im ESL