FORUM › Forums › Mirtazapine › How mirtazapine work Tagged: work mirtrazapine antidepressant This topic contains 1 reply, has 2 voices, and was last updated by medicalguru 4 days, 7 hours ago. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts April 14, 2019 at 9:02 pm #151 lakstoreParticipant Hello, I have been wondering exactly how does the antidepressant mirtazapine work in the human body? This topic was modified 4 days, 7 hours ago by lakstore. This topic was modified 4 days, 6 hours ago by admin. April 14, 2019 at 9:09 pm #155 medicalguruModerator Hello, Mirtazapine is a type of antidepressant medicine. It works by increasing the activity of mood-enhancing chemicals called noradrenaline and serotonin in the brain. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic.