<prompt> All the following are tricyclic antidepressants exceptMianserinImipramineProtriptylineMaprotiline  <response>: there are several types of antidepressants namely tri cyclic antidepressent amitriptilline, clomipramine, imipramine, noriptilline SSRIfluoxetine, paroxetine, fluvoxamine, seraline, citalopram, escitalopram SNRIvenlafaxine, desvenlafaxine, duloxetine Mianserin is tetracyclic and atypical antidepressant Ref: Essentials of postgraduate psychiatry By JN Vyas 1st ed Pg 607 