The best replacement for mirtazapine is citalopram.

The best alternatives to mirtazapine are rated as following:
★★★★★  citalopram
★★★  cyproheptadine
★★  effexor
★★  trazodone
★★  escitalopram
★★  venlafaxine
★★  remeron
★★  sertraline
★★  doxepin
★  fluoxetine
★  amitriptyline
★  imipramine
  paroxetine

Your alternative for mirtazapine is not listed? Suggest!
Speaking about mirtazapine, one probably shouldn't forget about bupropion.

Other search terms related to mirtazapine and their ratings are:
★★★★★ bupropion
★★ venlafaxine
★ amitriptyline
★ zolpidem
You have in mind a companion for mirtazapine and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of mirtazapine in all years. Click on graph for more.
mirtazapine
citalopram
cyproheptadine